Phone number details for 509-377 numbers
The 509-377 exchange is serviced by the following companies within the COLUMBIA ratecenter.
UNITED TELEPHONE-NORTHWEST-WA DBA CENTURYLINK-WA
Call are routed trough OCN 4521 and CLLI - CLMAWAXARS0 (Common Language Location Identifier Code) and Point of Interface (POI) switch which is located in COLUMBIA.
Working 509-377-xxxx local exchanges
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