Area Code 304-399 Map and Location

Phone number details for 304-399 numbers

The 304-399 exchange is serviced by the following companies within the HNTNGTNZN1 ratecenter.

NTELOS NETWORK INC.-VA

Call are routed trough OCN 7849 and CLLI - HNTNWVECRS0 (Common Language Location Identifier Code) and Point of Interface (POI) switch which is located in .