The 414-645 exchange is serviced by the following companies within the MILWAUKZN1 ratecenter.
AMERITECH WISCONSIN
Call are routed trough OCN 9327 and CLLI - MILWWI34DS1 (Common Language Location Identifier Code) and Point of Interface (POI) switch which is located in MILW S 26TH ST DS1.
Who's number is 414-645 Numbers?