NPA
NXX
CLLI
City, ST
Telco
254
687
ITSCTXMURS0
ITASCA
SOUTHWESTERN BELL
630
228
CHCGILABDS0
ITASCA
FOCAL COMMUNICATIONS CORP OF ILLINOIS
630
250
BNSVILBVDS0
ITASCA
AMERITECH ILLINOIS
630
285
BNSVILBVDS0
ITASCA
AMERITECH ILLINOIS
630
361
CHCGILCNDS0
ITASCA
WINSTAR COMMUNICATIONS LLC - IL
630
438
BNSVILDGDS0
ITASCA
MCIMETRO ATS INC.
630
467
BNSVILBVDS0
ITASCA
AMERITECH ILLINOIS
630
625
CHCGILWUDS0
ITASCA
OVATION COMMUNICATIONS OF ILLINOIS INC.
630
626
CHCGILCNDS1
ITASCA
GLOBAL CROSSING LOCAL SERVICES INC.-IL
630
634
OKBRILOAIMD
ITASCA
AT&T LOCAL
630
647
CHCGILBLDS0
ITASCA
INTERMEDIA COMMUNICATIONS INC. - IL
630
735
WDDLILCBDS0
ITASCA
XO ILLINOIS INC.
630
760
WLNGIL01DS0
ITASCA
MPOWER COMMUNICATIONS CORP - IL
630
773
BNSVILBVDS0
ITASCA
AMERITECH ILLINOIS
630
775
BNSVILBVDS0
ITASCA
AMERITECH ILLINOIS
630
875
BNSVILBVDS0
ITASCA
AMERITECH ILLINOIS
630
919
RLMDILAGDS1
ITASCA
TELEPORT COMMUNICATIONS GROUP - CHICAGO
630
931
OKBRILOADC2
ITASCA
TELEPORT COMMUNICATIONS GROUP - CHICAGO
847
250
EGVGILEGDS0
ITASCA
AMERITECH ILLINOIS
847
773
EGVGILEGDS0
ITASCA
AMERITECH ILLINOIS