The 608-531 exchange is serviced by the following companies within the JANESVILLE ratecenter.
US XCHANGE OF WISCONSIN LLC DBA CHOICE ONE COMM WI
Call are routed trough OCN 7979 and CLLI - MDSNWIADDS0 (Common Language Location Identifier Code) and Point of Interface (POI) switch which is located in MADISON.
Who's number is 608-531 Numbers?