Rumors are that AT&T is going to launch its MMS support for iPhone subscribers on 25 September, and there is also some reports that MMS has already been enabled for some selected customers in US.

Some users have reported that MMS was suddenly appeared on their phone after they upgraded their iPhone Firmware to 3.1, which has recently been release by Apple.

AT&T had been criticized by its customers in the past for not provding the MMS service to them, provisioning of this service will enable them to send photos, videos and other multimedia information as well.