Area Code 509-440 Map and Location

Phone number details for 509-440 numbers

The 509-440 exchange is serviced by the following companies within the KENNEWICK ratecenter.

"NEXTEL COMMUNICATIONS, INC."

Call are routed trough OCN 6232 and CLLI - KNWCWAXA2MD (Common Language Location Identifier Code) and Point of Interface (POI) switch which is located in .