iMessage not sending messages! Helpp!

hi everyone! i'm having quite frustrating problem. have been using imessage on iphone 3gs since came out. phone got dissconnected cell company , had rely on it, 1 day stopped working , has stayed way. have re-verified email , since getting phone re-activated has verified phone # again when go send imessage gives me "not delivered" message in red under message can send sms fine. when friends go send me 1 says delivered working, never message. log imessage account on ipad , imessage works charm, same email. sugestuons? i'd love working on phone again, it's pain use ipad.
thanksss!

 

hi having exact same problem have found out problem? in advance

 

Forums iPhone, iPad, and iPod Touch iOS Older iOS Versions iOS 5 and earlier

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