Motorola C139
| First released | 2005 | 
|---|---|
| Weight | 85 g (3.2 oz) | 
| Memory | Up to 100 names and numbers | 
| Display | TFT, 65K colors | 
Motorola C139 is a cellular phone designed and manufactured for Motorola by an Original design manufacturer. It addresses people with basic needs, and has limited features. This phone has been offered on AT&T's GoPhone service, TracFone, Cellular One, and Net10. It is primarily focused for prepaid plans, and was claimed by a PC Magazine review to be the cheapest unlocked GSM handset. The Motorola C139 is supported by OsmocomBB.