The 414-545 exchange is serviced by the following companies within the MILWAUKZN1 ratecenter.
AMERITECH WISCONSIN
Call are routed trough OCN 9327 and CLLI - MILWWI30DS0 (Common Language Location Identifier Code) and Point of Interface (POI) switch which is located in MILW CLEVELAND AV DS0.
Who's number is 414-545 Numbers?