Phone number details for 307-400 numbers
The 307-400 exchange is serviced by the following companies within the CHEYENNE ratecenter.
TERRA NOVA TELECOM INC.
Call are routed trough OCN 145J and CLLI - CHYNWYRF6MD (Common Language Location Identifier Code) and Point of Interface (POI) switch which is located in .
Working 307-400-xxxx local exchanges
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