NPA
NXX
CLLI
City, ST
Telco
224
623
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ALGONQUIN
T-MOBILE USA INC.
847
458
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ALGONQUIN
AMERITECH ILLINOIS
847
594
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ALGONQUIN
FOCAL COMMUNICATIONS CORP OF ILLINOIS
847
658
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ALGONQUIN
AMERITECH ILLINOIS
847
854
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ALGONQUIN
AMERITECH ILLINOIS
847
915
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ALGONQUIN
FOCAL COMMUNICATIONS CORP OF ILLINOIS
847
960
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ALGONQUIN
RCN TELECOM SERVICES OF ILLINOIS INC. - IL