Phone number details for 509-478 numbers
The 509-478 exchange is serviced by the following companies within the ROSALIA ratecenter.
FRONTIER COMMUNICATIONS NORTHWEST INC. - WA
Call are routed trough OCN 4324 and CLLI - THTNWAXARS1 (Common Language Location Identifier Code) and Point of Interface (POI) switch which is located in THORNTON.
Working 509-478-xxxx local exchanges
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