Save and go back, but do not enable iMessage yet. The number must be in a full and standard format, including “+” “Country Code”. Change it to the same phone number on your active SIM card that you want to use with iMessage. Insert the inactive SIM card in the iPhone and go to Settings > Phone > My Number.Sign in with your Apple ID and setup iMessage on the iPhone (without any SIM card inserted).Unconfirmed if certain carrier SIM cards don’t work please let us know.iPhone models with eSIM and dual SIM (XS/XR and newer) have been reported by a user to be incompatible with Methods #1 and #6 if you decide to try any of these models, please let us know how it goes.iPhone that supports iMessage and has a SIM card slot.While Method #1 has more successful reports, check out the similar Method #6 if you don’t want to use an inactive SIM card. But it can work for many months, like in my case and others’. It is technically the most unstable method, as it attempts to preserve your phone number with the iMessage service when it is actually active on your Android phone. It works successfully for most people and generally keeps your phone number tied to iMessage for quite some time (varies) before requiring to re-do the quick process. Method #1 is the most popular, as it is the most accessible and “compatible”, not requiring additional mobile plan add-ons or services – just an inactive SIM card.

Keeping inactive SIM card in iPhone (most “compatible” and popular)

T-Mobile ‘High Speed Data with Paired DIGITS’ service (“duplicate” SIM cards)ġ.

T-Mobile ‘Data with Paired DIGITS’ service (“duplicate” SIM cards).

Using Android SIM card in iPhone to activate iMessage.

Google Fi data-only SIM card in Android + Main SIM card in iPhone.

Data-only SIM card with VoIP service for Android + Main SIM card in iPhone.

Second active SIM card with different phone number in iPhone.

Second active SIM card with same phone number in iPhone (non- T-Mobile DIGITS).

Keeping inactive SIM card in iPhone (most “compatible” and popular).

Please check the method descriptions and requirements to decide which is right for you, as all have their own advantages.

Of course, most of us want to use our phone number with AirMessage, so here are a few methods, all of which require an iPhone (cellular/mobile data iPads do not work).

If you choose to remove your SIM card from your iPhone to use with your Android phone when using AirMessage, you will realize that you will lose the ability to use iMessage with your phone number. Special thanks to Dhruv Sachdeva for putting together this guide AirMessage - Use your phone number with AirMessageĪirMessage for web How to use your phone number with AirMessage and iMessage

How to get another imessage number