Tmobile, the company that carries the iPhone in Germany and a few other countries, does not have access to the iPhone in the USOfficially. However, it is known that many people jailbreak their iPhones to be on TMobile, for whatever reason.
The Consumerist follows a story where T-Mobile is supporting a phone they don't offer and awarding a service credit
T-mobile recently changed some aspect of their voicemail system, which cause iPhones (and some other unlocked non T-mobile branded phones) on their network to FREAK OUT. You'd get blank text messages from the future (2012!) when people left voicemails, and calling voicemail caused a flurry of the blank texts to arrive. These were notably NOT free texts either, so you were being charged per message if you didn't have an unlimited plan. Some iPhone users on T-mobile's network e-mailed Executive Customer Servi