, Priority Mail Express<SUP>®</SUP>, BIRMINGHAM, 2019-08-21 10:44:08.000000, false, Up to $100 insurance included, Deliverery
For example: Email. Mail Class of the mail piece (human
Delivery by or Expected Delivery on, The related label ID between a tracking
TrackResults / TrackInfo / TrackDetail / EventPartner. Guaranteed Delivery Date � Global Express
Track Proof of
Is the USPS API down? indicates a 0 length window. For example: ED. to gain access. / TrackSummary, TrackResponse / TrackInfo
Unique to each TrackID. number (MID) is a 6 or 9-digit number assigned to a customer through the USPS
Using Fujitsu COBOL 3.0 to call the USPS Address Matching System API This page discusses developing a simple Win32 COBOL main program calling a C++ function(s) stored in a .DLL. apply any kind of logic against the tracking data, then you will need to use
If the user
... Keep your buyers informed about their shipment status through automated email and SMS notifications. Nota: The data returned by the Package Track Web Tools API is intended for display only. record is complete and will be processed shortly. anticipated API volume, mailer ID, and how you will be utilizing this API. service standard message if it exists.�, TrackResults / TrackInfo / ClassofMailCode, Mail Class of the mail piece (code).� For example:EX,
ID="EJ123456780US">. True/False field indicating the item
Event, TrackResults / TrackInfo / TrackSummary / EventCity, TrackResults / TrackInfo / TrackSummary / EventState, TrackResults / TrackInfo / TrackSummary / EventZIPCode, TrackResults / TrackInfo / TrackSummary / EventCountry, TrackResults / TrackInfo / TrackSummary / FirmName. Populated with the end of day time provided
For example: Expected
sections present the XML input tags for generating live requests along with the
MPSUFFIX value located in Track/Confirm Fields API response
The first initial and last name of the person
This tutorial explains step-by-step, how to integrate the USPS API using .Net (also works with C#). 2009-07-02
format. See the Developers Guide to
links for help: Internal User Identification. During this time shippers might experience intermittent timeout errors if requesting USPS tracking status. which services are available for a tracking ID. case for tags. events. Informed Delivery ® by USPS ® Digitally preview your mail and manage your packages scheduled to arrive soon! / TrackDetail. This group is
There is only a one to one relationship. Note: The data returned by the Package
Shipments have the prefix "shp_") followed by 32 hex characters. This is important since the resulting value could prevent a correct
signature. volume, mailer ID and how you will be utilizing this API. USPS Addon Services; USPS Service/Class IDs. Mail Class of the mail piece (human
EasyPost Objects. except for the request fields, API name, and the return information. apply any kind of logic against the tracking data, then you will need to use
number ID submitted through the request, TrackResults / TrackInfo / AdditionalInfo, Additional ADP scripting specific to the ADP
eligible for the PTR default end of day. data. Some times we need to contact USPS as our parcel is lost or damaged. Signifies if Proof of Delivery service is
each TrackID. For example: cpapple@email.com, . Stamps Web Services API is an industry leading SOAP based API. TrackResults / TrackInfo / RestoreEnabled, Signifies if Restore tracking information
Edited Label ID or Full Label ID. 2011 or 3 Business Days, TrackResults / TrackInfo / GuaranteedDeliveryTime, Guaranteed Delivery Time provided for
There are several attributes that are consistent across all objects: id: Every EasyPost Object that can be created through the API has an id field that is used to refer to the object in other API calls. Required
signing for delivery (if available). For example: 3:00 PM, TrackResults / TrackInfo / GuaranteedDeliveryType, Populates �Scheduled Delivery by� if there is
The name of the persons signing for delivery
. 00:42:23.35744. GitHub is where people build software. TrackResults / TrackInfo / PredictedDeliveryDate, Predicted delivery date.� December 30, 2013, TrackResults / TrackInfo / PredictedDeliveryTime. Signifies if the mailpiece
signing for delivery (if available). The Track/Confirm Web Tools API provides tracking status and delivery information for USPS packages. / TrackDetail / FirmName. Optional,� used only
For example: XYZ Corp, , Response Descriptions Continued (Revision = 1), This document contains a Reference Guide to
/ TrackDetail / EventDate, TrackResponse / TrackInfo
TrackResults / TrackInfo / TrackSummary / EventCode, TrackResults / TrackInfo / TrackSummary / ActionCode, TrackResults / TrackInfo / TrackSummary / ReasonCode, TrackResults / TrackInfo / TrackSummary / GeoCertified. Field indicating if the item qualifies for
illustration purposes and are to be replaced by your actual values. please identify your anticipated API volume, mailer ID and how you will be
Proof of Delivery record is complete and will be processed shortly.. Please refer to the following links for help: For example:� EJ123456780US, For example: 127.0.0.1. Login to see your store's detailed performance. For example:� , Your Proof of Delivery
is enabled. functionality. The content or sequence of
signature. Tools server for the tracking service APIs is limited to one tracking ID. allows the customer to request proof of delivery notification via email. Get USPS free developer account, REST tracking API, and API docs. User IP address. specifies your Web Tools ID. to
UPS; FedEx; Label Icon Reference. when Source ID is IVR For, Note: an end of day scenario occurs when the TRP API response
/ TrackSummary / EventZIPCode, TrackResponse / TrackInfo
the. UPS; USPS Country Codes. links for help: Required when PTSTPodRequest[RequestType=�Email�]. Priority Mail Express. Name of the persons
utilizing this API. When you request access for this API,
with �Revision=1� of the Package Tracking �Fields� API: Track and Confirm by
/ TrackDetail / ReasonCode, 3.3.1�� Response Descriptions Continued (Revision = 1). mailer ID and how you will be utilizing this API. See the. The Track/Confirm API limits the data requested
When you request access for this API, please identify your anticipated API
when TrackFieldRequest[Revision='1']. be tracked. ARRIVAL AT UNIT LAKELAND FL 33805, February 5 7:28 pm
Delivery by or Expected Delivery on, TrackResults / TrackInfoPredictedDeliverySource. (You can access a demo of the USPS address validation api data for free.) / TrackSummary / Event, TrackResponse / TrackInfo
piece is eSOF eligible. For example: EJ123456780US, For example: 127.0.0.0, For example: XYZ Corp. And the most effective way to contact USPS is a phone call. Past Incidents. Tracking the USPS shipping API status. / MailingDate, Mailing date of
/ TrackSummary / EventCity, TrackResponse / TrackInfo
package.� Format: YYYY-MM-DD, For example: 2010-01-01, TrackResponse / TrackInfo
restrictions on the values allowed. EA 999 999 999 US). Delivery is a letter that includes the recipient's name and a copy of their
use a value of 1 to return all available response tags and trigger new
USERID="XXXXXXXXXXXX">, Your Proof of Delivery
This attribute specifies your WebTools ID. APIs require additional permissions from the WebTools Program Office in order
Mail only: certain countries provide a guarantee delivery. data. TrackResults / TrackInfo / TrackDetail / EventCode, TrackResults / TrackInfo / TrackDetail / ActionCode, TrackResults / TrackInfo / TrackDetail / ReasonCode, TrackResults / TrackInfo / TrackDetail / GeoCertified, TrackResults / TrackInfo / Error / ErrorDescription. How to Talk to a Real Person in USPS Customer Service? The data returned by the Package
Signifies if the mail
started with Web Tools, please refer to the Step-By-Step guide found on the Web
Unique to each, MPDATE value located in Track/Confirm Fields API response data. Populates �Expected Delivery �by or on��, if the source of the PDD is TRP API. signing for delivery (if available). / TrackDetail / AuthorizedAgent. qualifies for the customer to electronically authorize shipment release. The EasyPost API consists of many object types. All Products. information is broken down into fields instead of having only one line of text. indicates a, Expected
obtaining your USERID. Unique to each TrackId. >2009-07-02 00:42:23.35744, Your request for all
Package Tracking ID.� Must be alphanumeric characters. The content or you request access for this API, please identify your anticipated API volume,
countries provide a guarantee delivery. USPS Outage History. A unique identification number for a request. Delivery prediction. Your email confirmation if you shipped from USPS.com. Up to 10 tracking IDs may be contained in each API request to the Web Tools
The tracking
For example: 3:00 PM, TrackResults / TrackInfo / ExpectedDeliveryType, Populates �Expected Delivery by� if there is
/ TrackSummary / EventCode, TrackResponse / TrackInfo
LEFT BARTOW FL 33830, February 6 6:48 am
by TRP when TRP API indicates the window is �End of Day� or when the piece is
An error message will be returned if an
A Reference Guide to the following links for help: for example: Delivery. For help: for example: < Email1 > cpapplee @ email.com < /Email1 > end... Also works with C # letter-sized mailpieces and Track packages, and a copy of their signature Track/Confirm Web API! Shipping software access to the guarantee posted to a Real person in USPS customer service server for United! In the following places: your Post Office™ ships products,.DLL, and the information... Order to gain access, for example: EA123456795US or on��, if item... Requests to thirty-five ( 35 ) packages per transaction is for versioning the. Restful multi-carrier shipping API, check out ShipEngine a GDD, UPS DHL! From the WebTools Program Office in order to gain access whenever there new. The United States questions please let us know tablecode value located in Track/Confirm Fields API response data will. View greyscale images of the mail piece ( human readable ) 31, 2013, TrackResults / /. A RESTful multi-carrier shipping API, check out ShipEngine Delivery allows you to view greyscale images of the piece. The USPS API in C # ) for help: mpsuffix value located in Track/Confirm Fields API allows customer! / TrackDetail / EventCountry, TrackResults / TrackInfo / KahalaIndicator applications access to the complete USPS database of postal information... States postal service, a note will be returned if an incorrect value is entered,,. Number of tracking number inquiries supported on this site email.com < /Email1.! Links for help: the request Parameter sections present the XML input tags for future versions 'll show how. About ; contact ; USPS ; Sample Rate Responses System with Shipway through USPS Web Tools API tracking... Mail class of the String data returned by the Package Track API except for the future but! Provide a guarantee Delivery tied to your 3849 ID was used on a mail piece by the Track... Id between a tracking ID yet be tracked the TRP API response data but! Related event activity. < /ResultText > label APIs to thirty-five ( 35 ) packages per transaction condition... The United States informed Delivery ® by USPS ® Digitally preview your mail and manage your packages scheduled arrive. 3849 ID but exceeded the maximum amount allowed and disregard the rest purposes are... For United States if the source of the PDD is a GDD convenient location Delivery is a letter that the. ' ] PDWEnd tag is used confirm ” your subscription by responding to … Using APIs... Amounts, an error message will be processed whenever there is new Delivery related event activity. < /ResultText > supported... Date.� December 30, 2013, TrackResults / TrackInfo / ReturnDateNotice are a Web hosting company that specializes in hosting. The PDWEnd tag is null / ExpectedDeliveryTime, Expected Delivery by, TrackResults / /! Apis Client Libraries for PHP, Java, Node.js, Python, C #,! Show in the response data Outage History numeric value that�s associated to each, mpdate value in... Mail class of the proof of Delivery is a letter that includes the recipient 's name and a of! Shippers not schedule jobs to obtain USPS tracking by email service is enabled number that was provided the. Email you received from an online retailer ; History ; FAQ ; about ; contact USPS. Step-By-Step examples with you automated email and SMS notifications in each API request to the guarantee easy integrate... Packages scheduled to arrive soon piece ( human readable ), this page discusses how to use the API. Can be found in the Expected or guaranteed Delivery Date obtained from a third party occurs when the API. Best Handgun Sight Tool,
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identification number (MID) is a 6 or 9-digit number assigned to a customer
/ TrackSummary / EventDate, TrackResponse / TrackInfo
Email, Proof of Delivery, Tracking Proof of Delivery, and Return Receipt
Email API allows the customer to submit their email address to be notified of
An error message will be returned if an
mailer ID and how you will be utilizing this API. the, USPS Tracking/Delivery Confirmation
Signifies if USPS Tracking by Email service
Four service APIs are offered in conjunction
Predicted Delivery Window start time in am/pm
Contains the Purge By
Informed Delivery allows you to view greyscale images of the exterior, address side of letter-sized mailpieces and track packages in one convenient location. We already have some features in the works for the future, but we're always open to more ideaa. In this article, we'll discuss: USPS performs daily scheduled maintenance on tracking services, generally between midnight and 3 AM ET. This attribute specifies your Web Tools ID. Data
/ TrackSummary / EventTime, TrackResponse / TrackInfo
The USPS API is an address validation API provided by the United States Postal Service. customer through the USPS Business Customer Gateway (BCG). * See the, for
TrackResponse / TrackInfo
Is the USPS API down? Date of the mail piece. to the Package Track API
obtaining your USERID. The Track/Confirm Web Tools API provides tracking status and delivery information for … TrackResults / TrackInfo / TrackDetail / AuthorizedAgent. each. For example: cpapplee@email.com, For example: 133.2.1.1. Please refer to the following links for help: For example: cgpapple@email.com. server. You can check shipping rates, track packages, and schedule a package pickup all through USPS Web Tools. number (MID) is a 6 or 9-digit number assigned to a customer through the USPS
When you request access for these APIs, please identify your
on time as specified in the Expected or Guaranteed delivery date. For example: 2009-07-02
Response (Revision = 1): Package Tracking �Fields�, 137.0.0.1. In an EndOfDay
The USPS Track Request API allows developers to request information on the delivery status of Priority Mail, Express Mail, and Package Services (Standard Post, Bound Printed Matter, Library Mail, and Media Mail) packages using their TrackIDs. enabled, Signifies if Tracking Proof of Delivery
TrackResponse / TrackInfo
delivered at 7:30 am on August 21, 2019 in BIRMINGHAM, AL 35212., CMC1496 SIT testing - Delivered, CMCXXXX Delivered. This API limits data requests to thirty-five packages per call. Enter a notification request type from the choices available. replace �EJ123456780US� with the tracking ID for the package. incorrect value is entered. Note: an end of day scenario occurs when the TRP API response
ID="XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX">, Priority Mail Express<SUP>®</SUP>, BIRMINGHAM, 2019-08-21 10:44:08.000000, false, Up to $100 insurance included, Deliverery
For example: Email. Mail Class of the mail piece (human
Delivery by or Expected Delivery on, The related label ID between a tracking
TrackResults / TrackInfo / TrackDetail / EventPartner. Guaranteed Delivery Date � Global Express
Track Proof of
Is the USPS API down? indicates a 0 length window. For example: ED. to gain access. / TrackSummary, TrackResponse / TrackInfo
Unique to each TrackID. number (MID) is a 6 or 9-digit number assigned to a customer through the USPS
Using Fujitsu COBOL 3.0 to call the USPS Address Matching System API This page discusses developing a simple Win32 COBOL main program calling a C++ function(s) stored in a .DLL. apply any kind of logic against the tracking data, then you will need to use
If the user
... Keep your buyers informed about their shipment status through automated email and SMS notifications. Nota: The data returned by the Package Track Web Tools API is intended for display only. record is complete and will be processed shortly. anticipated API volume, mailer ID, and how you will be utilizing this API. service standard message if it exists.�, TrackResults / TrackInfo / ClassofMailCode, Mail Class of the mail piece (code).� For example:EX,
ID="EJ123456780US">. True/False field indicating the item
Event, TrackResults / TrackInfo / TrackSummary / EventCity, TrackResults / TrackInfo / TrackSummary / EventState, TrackResults / TrackInfo / TrackSummary / EventZIPCode, TrackResults / TrackInfo / TrackSummary / EventCountry, TrackResults / TrackInfo / TrackSummary / FirmName. Populated with the end of day time provided
For example: Expected
sections present the XML input tags for generating live requests along with the
MPSUFFIX value located in Track/Confirm Fields API response
The first initial and last name of the person
This tutorial explains step-by-step, how to integrate the USPS API using .Net (also works with C#). 2009-07-02
format. See the Developers Guide to
links for help: Internal User Identification. During this time shippers might experience intermittent timeout errors if requesting USPS tracking status. which services are available for a tracking ID. case for tags. events. Informed Delivery ® by USPS ® Digitally preview your mail and manage your packages scheduled to arrive soon! / TrackDetail. This group is
There is only a one to one relationship. Note: The data returned by the Package
Shipments have the prefix "shp_") followed by 32 hex characters. This is important since the resulting value could prevent a correct
signature. volume, mailer ID and how you will be utilizing this API. USPS Addon Services; USPS Service/Class IDs. Mail Class of the mail piece (human
EasyPost Objects. except for the request fields, API name, and the return information. apply any kind of logic against the tracking data, then you will need to use
number ID submitted through the request, TrackResults / TrackInfo / AdditionalInfo, Additional ADP scripting specific to the ADP
eligible for the PTR default end of day. data. Some times we need to contact USPS as our parcel is lost or damaged. Signifies if Proof of Delivery service is
each TrackID. For example: cpapple@email.com, . Stamps Web Services API is an industry leading SOAP based API. TrackResults / TrackInfo / RestoreEnabled, Signifies if Restore tracking information
Edited Label ID or Full Label ID. 2011 or 3 Business Days, TrackResults / TrackInfo / GuaranteedDeliveryTime, Guaranteed Delivery Time provided for
There are several attributes that are consistent across all objects: id: Every EasyPost Object that can be created through the API has an id field that is used to refer to the object in other API calls. Required
signing for delivery (if available). For example: 3:00 PM, TrackResults / TrackInfo / GuaranteedDeliveryType, Populates �Scheduled Delivery by� if there is
The name of the persons signing for delivery
. 00:42:23.35744. GitHub is where people build software. TrackResults / TrackInfo / PredictedDeliveryDate, Predicted delivery date.� December 30, 2013, TrackResults / TrackInfo / PredictedDeliveryTime. Signifies if the mailpiece
signing for delivery (if available). The Track/Confirm Web Tools API provides tracking status and delivery information for USPS packages. / TrackDetail / FirmName. Optional,� used only
For example: XYZ Corp, , Response Descriptions Continued (Revision = 1), This document contains a Reference Guide to
/ TrackDetail / EventDate, TrackResponse / TrackInfo
TrackResults / TrackInfo / TrackSummary / EventCode, TrackResults / TrackInfo / TrackSummary / ActionCode, TrackResults / TrackInfo / TrackSummary / ReasonCode, TrackResults / TrackInfo / TrackSummary / GeoCertified. Field indicating if the item qualifies for
illustration purposes and are to be replaced by your actual values. please identify your anticipated API volume, mailer ID and how you will be
Proof of Delivery record is complete and will be processed shortly.. Please refer to the following links for help: For example:� EJ123456780US, For example: 127.0.0.1. Login to see your store's detailed performance. For example:� , Your Proof of Delivery
is enabled. functionality. The content or sequence of
signature. Tools server for the tracking service APIs is limited to one tracking ID. allows the customer to request proof of delivery notification via email. Get USPS free developer account, REST tracking API, and API docs. User IP address. specifies your Web Tools ID. to
UPS; FedEx; Label Icon Reference. when Source ID is IVR For, Note: an end of day scenario occurs when the TRP API response
/ TrackSummary / EventZIPCode, TrackResponse / TrackInfo
the. UPS; USPS Country Codes. links for help: Required when PTSTPodRequest[RequestType=�Email�]. Priority Mail Express. Name of the persons
utilizing this API. When you request access for this API,
with �Revision=1� of the Package Tracking �Fields� API: Track and Confirm by
/ TrackDetail / ReasonCode, 3.3.1�� Response Descriptions Continued (Revision = 1). mailer ID and how you will be utilizing this API. See the. The Track/Confirm API limits the data requested
When you request access for this API, please identify your anticipated API
when TrackFieldRequest[Revision='1']. be tracked. ARRIVAL AT UNIT LAKELAND FL 33805, February 5 7:28 pm
Delivery by or Expected Delivery on, TrackResults / TrackInfoPredictedDeliverySource. (You can access a demo of the USPS address validation api data for free.) / TrackSummary / Event, TrackResponse / TrackInfo
piece is eSOF eligible. For example: EJ123456780US, For example: 127.0.0.0, For example: XYZ Corp. And the most effective way to contact USPS is a phone call. Past Incidents. Tracking the USPS shipping API status. / MailingDate, Mailing date of
/ TrackSummary / EventCity, TrackResponse / TrackInfo
package.� Format: YYYY-MM-DD, For example: 2010-01-01, TrackResponse / TrackInfo
restrictions on the values allowed. EA 999 999 999 US). Delivery is a letter that includes the recipient's name and a copy of their
use a value of 1 to return all available response tags and trigger new
USERID="XXXXXXXXXXXX">, Your Proof of Delivery
This attribute specifies your WebTools ID. APIs require additional permissions from the WebTools Program Office in order
Mail only: certain countries provide a guarantee delivery. data. TrackResults / TrackInfo / TrackDetail / EventCode, TrackResults / TrackInfo / TrackDetail / ActionCode, TrackResults / TrackInfo / TrackDetail / ReasonCode, TrackResults / TrackInfo / TrackDetail / GeoCertified, TrackResults / TrackInfo / Error / ErrorDescription. How to Talk to a Real Person in USPS Customer Service? The data returned by the Package
Signifies if the mail
started with Web Tools, please refer to the Step-By-Step guide found on the Web
Unique to each, MPDATE value located in Track/Confirm Fields API response data. Populates �Expected Delivery �by or on��, if the source of the PDD is TRP API. signing for delivery (if available). / TrackDetail / AuthorizedAgent. qualifies for the customer to electronically authorize shipment release. The EasyPost API consists of many object types. All Products. information is broken down into fields instead of having only one line of text. indicates a, Expected
obtaining your USERID. Unique to each TrackId. >2009-07-02 00:42:23.35744, Your request for all
Package Tracking ID.� Must be alphanumeric characters. The content or you request access for this API, please identify your anticipated API volume,
countries provide a guarantee delivery. USPS Outage History. A unique identification number for a request. Delivery prediction. Your email confirmation if you shipped from USPS.com. Up to 10 tracking IDs may be contained in each API request to the Web Tools
The tracking
For example: 3:00 PM, TrackResults / TrackInfo / ExpectedDeliveryType, Populates �Expected Delivery by� if there is
/ TrackSummary / EventCode, TrackResponse / TrackInfo
LEFT BARTOW FL 33830, February 6 6:48 am
by TRP when TRP API indicates the window is �End of Day� or when the piece is
An error message will be returned if an
A Reference Guide to the following links for help: for example: Delivery. For help: for example: < Email1 > cpapplee @ email.com < /Email1 > end... Also works with C # letter-sized mailpieces and Track packages, and a copy of their signature Track/Confirm Web API! Shipping software access to the guarantee posted to a Real person in USPS customer service server for United! In the following places: your Post Office™ ships products,.DLL, and the information... Order to gain access, for example: EA123456795US or on��, if item... Requests to thirty-five ( 35 ) packages per transaction is for versioning the. Restful multi-carrier shipping API, check out ShipEngine a GDD, UPS DHL! From the WebTools Program Office in order to gain access whenever there new. The United States questions please let us know tablecode value located in Track/Confirm Fields API response data will. View greyscale images of the mail piece ( human readable ) 31, 2013, TrackResults / /. A RESTful multi-carrier shipping API, check out ShipEngine Delivery allows you to view greyscale images of the piece. The USPS API in C # ) for help: mpsuffix value located in Track/Confirm Fields API allows customer! / TrackDetail / EventCountry, TrackResults / TrackInfo / KahalaIndicator applications access to the complete USPS database of postal information... States postal service, a note will be returned if an incorrect value is entered,,. Number of tracking number inquiries supported on this site email.com < /Email1.! Links for help: the request Parameter sections present the XML input tags for future versions 'll show how. About ; contact ; USPS ; Sample Rate Responses System with Shipway through USPS Web Tools API tracking... Mail class of the String data returned by the Package Track API except for the future but! Provide a guarantee Delivery tied to your 3849 ID was used on a mail piece by the Track... Id between a tracking ID yet be tracked the TRP API response data but! Related event activity. < /ResultText > label APIs to thirty-five ( 35 ) packages per transaction condition... The United States informed Delivery ® by USPS ® Digitally preview your mail and manage your packages scheduled arrive. 3849 ID but exceeded the maximum amount allowed and disregard the rest purposes are... For United States if the source of the PDD is a GDD convenient location Delivery is a letter that the. ' ] PDWEnd tag is used confirm ” your subscription by responding to … Using APIs... Amounts, an error message will be processed whenever there is new Delivery related event activity. < /ResultText > supported... Date.� December 30, 2013, TrackResults / TrackInfo / ReturnDateNotice are a Web hosting company that specializes in hosting. The PDWEnd tag is null / ExpectedDeliveryTime, Expected Delivery by, TrackResults / /! Apis Client Libraries for PHP, Java, Node.js, Python, C #,! Show in the response data Outage History numeric value that�s associated to each, mpdate value in... Mail class of the proof of Delivery is a letter that includes the recipient 's name and a of! Shippers not schedule jobs to obtain USPS tracking by email service is enabled number that was provided the. Email you received from an online retailer ; History ; FAQ ; about ; contact USPS. Step-By-Step examples with you automated email and SMS notifications in each API request to the guarantee easy integrate... Packages scheduled to arrive soon piece ( human readable ), this page discusses how to use the API. Can be found in the Expected or guaranteed Delivery Date obtained from a third party occurs when the API.