- City / exchange
- Prosser
- Province / state
- Washington
- Country
- United States
- Carrier
- T-mobile Usa, Inc.
- Line type
- Likely mobile
- OCN
- 6529
- Status
- In Service
- Number pooling
- Yes (block shared between carriers)
509-303 phone numbers
Prosser, Washington, United States · T-mobile Usa, Inc.
Reported numbers in 509-303
No numbers in this block have been reported by visitors yet.
What does the 509-303 prefix tell you?
Every North American number is area code + prefix + line. The prefix 509-303 was assigned to T-mobile Usa, Inc. on an unknown date for the Prosser exchange. A call from this block usually originates from a T-mobile Usa, Inc. customer in or near Prosser, but caller ID can be spoofed to show any number.