NPA	NXX	CLLI	City, ST	Telco
312	329	CHCGILIDDS2	CHICGOZN01	AMERITECH ILLINOIS
312	410	CHCGILIDDS2	CHICGOZN01	AMERITECH ILLINOIS
312	467	CHCGILIDDS2	CHICGOZN01	AMERITECH ILLINOIS
312	494	CHCGILIDDS2	CHICGOZN01	AMERITECH ILLINOIS
312	644	CHCGILIDDS2	CHICGOZN01	AMERITECH ILLINOIS
312	645	CHCGILIDDS2	CHICGOZN01	AMERITECH ILLINOIS
312	661	CHCGILIDDS2	CHICGOZN01	AMERITECH ILLINOIS
312	670	CHCGILIDDS2	CHICGOZN01	AMERITECH ILLINOIS