The 509-565 exchange is serviced by the following companies within the MEDICAL LK ratecenter.
TW TELECOM OF WASHINGTON LLC - WA
Call are routed trough OCN 7455 and CLLI - SPKNWAVRDS0 (Common Language Location Identifier Code) and Point of Interface (POI) switch which is located in SPOKANE.
Who's number is 509-565 Numbers?