NPA	NXX	CLLI	City, ST	Telco
312	294	CHCGILWBDS3	CHICGOZN01	AMERITECH ILLINOIS
312	322	CHCGILWBDS3	CHICGOZN01	AMERITECH ILLINOIS
312	341	CHCGILWBDS3	CHICGOZN01	AMERITECH ILLINOIS
312	344	CHCGILWBDS3	CHICGOZN01	AMERITECH ILLINOIS
312	347	CHCGILWBDS3	CHICGOZN01	AMERITECH ILLINOIS
312	356	CHCGILWBDS3	CHICGOZN01	AMERITECH ILLINOIS
312	431	CHCGILWBDS3	CHICGOZN01	AMERITECH ILLINOIS
312	542	CHCGILWBDS3	CHICGOZN01	AMERITECH ILLINOIS
312	663	CHCGILWBDS3	CHICGOZN01	AMERITECH ILLINOIS
312	786	CHCGILWBDS3	CHICGOZN01	AMERITECH ILLINOIS
312	913	CHCGILWBDS3	CHICGOZN01	AMERITECH ILLINOIS
312	922	CHCGILWBDS3	CHICGOZN01	AMERITECH ILLINOIS
312	935	CHCGILWBDS3	CHICGOZN01	AMERITECH ILLINOIS
312	986	CHCGILWBDS3	CHICGOZN01	AMERITECH ILLINOIS