Area Code 304-310 Map and Location

Phone number details for 304-310 numbers

The 304-310 exchange is serviced by the following companies within the CHAPMANVL ratecenter.

"CITYNET WEST VIRGINIA, LLC - WV"

Call are routed trough OCN 545B and CLLI - CHTNWVCE8MD (Common Language Location Identifier Code) and Point of Interface (POI) switch which is located in .