Phone number details for 608-621 numbers
The 608-621 exchange is serviced by the following companies within the MADISON ratecenter.
MCIMETRO ACCESS TRANSMISSION SERVICES LLC
Call are routed trough OCN 6534 and CLLI - MDSNWI11XQX (Common Language Location Identifier Code) and Point of Interface (POI) switch which is located in .
Working 608-621-xxxx local exchanges
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