Area Code 509-312 Map and Location
Phone number details for 509-312 numbers
The 509-312 exchange is serviced by the following companies within the ELLENSBURG ratecenter.
"T-MOBILE USA, INC."
Call are routed trough OCN 6529 and CLLI - ELBGWA060MD (Common Language Location Identifier Code) and Point of Interface (POI) switch which is located in ELLENSBURG.
Working 509-312-xxxx Local Exchanges
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