NPA	NXX	CLLI	City, ST	Telco
773	227	CHCGILHBDS1	CHICGOZN04	AMERITECH ILLINOIS
773	235	CHCGILHBDS1	CHICGOZN04	AMERITECH ILLINOIS
773	252	CHCGILHBDS1	CHICGOZN04	AMERITECH ILLINOIS
773	276	CHCGILHBDS1	CHICGOZN04	AMERITECH ILLINOIS
773	278	CHCGILHBDS1	CHICGOZN04	AMERITECH ILLINOIS
773	292	CHCGILHBDS1	CHICGOZN04	AMERITECH ILLINOIS
773	342	CHCGILHBDS1	CHICGOZN04	AMERITECH ILLINOIS
773	384	CHCGILHBDS1	CHICGOZN04	AMERITECH ILLINOIS
773	486	CHCGILHBDS1	CHICGOZN04	AMERITECH ILLINOIS
773	489	CHCGILHBDS1	CHICGOZN04	AMERITECH ILLINOIS
773	772	CHCGILHBDS1	CHICGOZN04	AMERITECH ILLINOIS