The 206-629 exchange is serviced by the following companies within the RICHMNDBCH ratecenter.
TW TELECOM OF WASHINGTON LLC - WA
Call are routed trough OCN 7455 and CLLI - STTLWATADC0 (Common Language Location Identifier Code) and Point of Interface (POI) switch which is located in SEATTLE.
Who's number is 206-629 Numbers?