NPANXXCLLICity, STTelco
641 565 CRLKIAXODS0 CRYSTAL LK WINNEBAGO COOP. TELEPHONE ASSN. - IOWA
815 204 CHCHILJFAMD CRYSTAL LK HEARTLAND COMMUNICATIONS INC.
815 261 EGVGILIFDS0 CRYSTAL LK MCI WORLDCOM COMMUNICATIONS INC. - IL
815 276 CHCGIL24DS0 CRYSTAL LK TELEPORT COMMUNICATIONS GROUP - CHICAGO
815 301 CHCGILABDS0 CRYSTAL LK FOCAL COMMUNICATIONS CORP OF ILLINOIS
815 356 CRLKILCKDS0 CRYSTAL LK AMERITECH ILLINOIS
815 404 ARLHILJQCM2 CRYSTAL LK SPRINT SPECTRUM L.P.
815 425 CHCGILABDS0 CRYSTAL LK FOCAL COMMUNICATIONS CORP OF ILLINOIS
815 444 CRLKILCKDS0 CRYSTAL LK AMERITECH ILLINOIS
815 455 CRLKILCKDS0 CRYSTAL LK AMERITECH ILLINOIS
815 459 CRLKILCKDS0 CRYSTAL LK AMERITECH ILLINOIS
815 477 CRLKILCKDS0 CRYSTAL LK AMERITECH ILLINOIS
815 479 CRLKILCKDS0 CRYSTAL LK AMERITECH ILLINOIS
815 526 CHCGILCLDS7 CRYSTAL LK TELEPORT COMMUNICATIONS GROUP - CHICAGO
815 788 CRLKILCKDS0 CRYSTAL LK AMERITECH ILLINOIS