- City / exchange
- Ellensburg
- Province / state
- Washington
- Country
- United States
- Carrier
- T-mobile Usa, Inc.
- Line type
- Likely mobile
- OCN
- 6529
- Status
- In Service
- Assigned
- 01/08/2026
- Number pooling
- Yes (block shared between carriers)
509-718 phone numbers
Ellensburg, Washington, United States · T-mobile Usa, Inc.
Reported numbers in 509-718
No numbers in this block have been reported by visitors yet.
What does the 509-718 prefix tell you?
Every North American number is area code + prefix + line. The prefix 509-718 was assigned to T-mobile Usa, Inc. on 01/08/2026 for the Ellensburg exchange. A call from this block usually originates from a T-mobile Usa, Inc. customer in or near Ellensburg, but caller ID can be spoofed to show any number.