NPA
NXX
CLLI
City, ST
Telco
773
394
CHCGILHBDS0
CHICGOZN04
AMERITECH ILLINOIS
773
395
CHCGILHBDS0
CHICGOZN04
AMERITECH ILLINOIS
773
645
CHCGILHBDS0
CHICGOZN04
AMERITECH ILLINOIS
773
782
CHCGILHBDS0
CHICGOZN04
AMERITECH ILLINOIS
773
862
CHCGILHBDS0
CHICGOZN04
AMERITECH ILLINOIS