After more than 15 years covering everything Apple, it’s with a heavy heart we announce that we will no longer be publishing new content on iMore and the iMore forums will be closing as of November 1st, 2024.
Numbers that display in a grey color when entering them into the Messages app are usually numbers that you can't iMessage (home, work, and numbers associated with non-iPhones), however, that doesn't mean you can't send non-iPhone users SMS messages.