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AT&T Landline Texting API

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AT&T Landline Texting API Solution

landline texting process graphic

API Overview

Once a number has been registered for AT&T Landline Texting API services, you will be able to send and receive messages using your existing toll-free or landline number.

Texting Methods

Short Polling:

Query frequently to request any new message traffic on your account

The API solution provides comprehensive functionality to customers who wish to tailor a texting solution specific to their business needs. The API can be used in conjunction with your existing web or mobile apps, giving you the ability to add custom features and avoid the need to maintain standalone apps.

Professional services are also available to assist customers with their API integration. Resources are available to support design, custom development, project management, and training. Any professional services work to be performed will be quoted in a statement of work.

Toll-Free vs. Landline

 

Toll-Free Number
(e.g., 800, 888, 877, etc.)

Landline Number

Type

Throughput

  • 30 SMS/second
  • 1 MMS/second

Throughput

  • 1 SMS/second
  • 1 MMS/second

Best Use Cases

Delivery receipts

Service messages

Call center texting

Notifications

Purchase receipts

Multi-factor authentication

Automated notifications

Airline delays

Shipping status

Person-to-person messaging

Low-volume notifications

Q&A for basic information

Toll-Free Number
(e.g., 800, 888, 877, etc.)

Type

Throughput

  • 30 SMS/second
  • 1 MMS/second

Best Use Cases

Delivery receipts

Service messages

Call center texting

Notifications

Purchase receipts

Multi-factor authentication

Automated notifications

Airline delays

Shipping status

Landline Number

Type

Throughput

  • 1 SMS/second
  • 1 MMS/second

Best Use Cases

Person-to-person messaging

Low-volume notifications

Q&A for basic information

When creating your text messaging program, you will want to consider applicable opt-in or other legal or regulatory requirements. You should seek appropriate guidance from your legal advisor.

Contact Us

 

Do you have questions, need support, or would like to request a high-volume quote?

Please contact us and we'll get back to you as soon as we're able.

Request Assistance
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