NPA	NXX	CLLI	City, ST	Telco
773	267	CHCGILIRDS0	CHICGOZN02	AMERITECH ILLINOIS
773	279	CHCGILIRDS0	CHICGOZN02	AMERITECH ILLINOIS
773	463	CHCGILIRDS0	CHICGOZN02	AMERITECH ILLINOIS
773	478	CHCGILIRDS0	CHICGOZN02	AMERITECH ILLINOIS
773	509	CHCGILIRDS0	CHICGOZN02	AMERITECH ILLINOIS
773	539	CHCGILIRDS0	CHICGOZN02	AMERITECH ILLINOIS
773	583	CHCGILIRDS0	CHICGOZN02	AMERITECH ILLINOIS
773	588	CHCGILIRDS0	CHICGOZN02	AMERITECH ILLINOIS
773	604	CHCGILIRDS0	CHICGOZN02	AMERITECH ILLINOIS
773	730	CHCGILIRDS0	CHICGOZN02	AMERITECH ILLINOIS
773	866	CHCGILIRDS0	CHICGOZN02	AMERITECH ILLINOIS
773	961	CHCGILIRDS0	CHICGOZN02	AMERITECH ILLINOIS