Guide to Registering a Sender ID

Before you register a sender ID, you may want to read our Sender ID FAQ document.

Do I need to register a sender ID?

Some countries require that you register your sender ID. These countries allow application-to-person (A2P) messaging only from senders registered with network operators. Registering your sender ID in advance increases the delivery rate of your messages and reduces the chances of getting blocked by carriers. 

Can Plivo register sender IDs for me?

You can register sender IDs through the Plivo console. This three-minute video is a step-by-step guide on how to do that.

What are the prerequisites and restrictions for registering a sender ID?

  • You must have a Plivo Standard account in good standing. Sender ID registration is not available to customers on a free trial account. 
  • A sender ID must be between 6 and 11 characters in length, depending on the country. 
  • A sender ID cannot contain spaces or hyphens. 
  • A sender ID cannot be registered for promotional messages.

Are there any charges for registering a sender ID?

This document contains a list of countries that require sender ID preregistration, along with the carrier-level setup fee, recurring fees, and ETA for sender ID registration.


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