Phone number details for 509-366 numbers
The 509-366 exchange is serviced by the following companies within the KENNEWICK ratecenter.
UNITED STATES CELLULAR CORP. - WASHINGTON
Call are routed trough OCN 6270 and CLLI - KNWCWABB1MD (Common Language Location Identifier Code) and Point of Interface (POI) switch which is located in .
Working 509-366-xxxx local exchanges
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