Sender IDs

A sender ID is the name your message appears to come from. These pages explain how sender IDs work, how to register one with ComReg in Ireland, and when a reply number is the better choice.

About sender IDs What a sender ID is, the rules for choosing one, how it is approved, and when to use a reply number instead. Register with ComReg How to register your SMS sender ID with ComReg in Ireland so it can be used with Iflow, step by step.