NPA
NXX
CLLI
City, ST
Telco
810
400
SFLDMIDN4MD
MARINECITY
TELNET WORLDWIDE INC.
810
420
SFLDMIDNDS0
MARINECITY
LEVEL 3 COMMUNICATIONS LLC - MI
810
426
PNTCMIBB2MD
MARINECITY
MICHTEL INC.
810
581
SFLDMICTCM2
MARINECITY
ARCH WIRELESS HOLDINGS INC.
810
643
DTRTMITK0MD
MARINECITY
ICG TELECOM GROUP - MI
810
676
FLNTMICDDS0
MARINECITY
PHONE MICHIGAN
810
765
MRCYMIMNRSA
MARINECITY
AMERITECH MICHIGAN
810
892
SFLDMIMKDS0
MARINECITY
FOCAL COMMUNICATIONS CORPORATION OF MICHIGAN