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NPA: 331 [Rate centres in NPA 331] [Dial plan for NPA 331]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
331-777 4 Downers Grove IL CHCGILNEXJX  318J COMCAST IP PHONE LLC 358   2013-12-21   
331-777 5 Downers Grove IL CHCGILNEXJX  318J COMCAST IP PHONE LLC 358   2012-10-26   
331-777 6 Downers Grove IL EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2012-11-27   
331-777 7 Downers Grove IL CHCGILCPDS9  138G LEVEL 3 TELECOM OF ILLINOIS, LLC - IL 358   2014-04-10   
331-777 8 Downers Grove IL EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2013-05-15   
331-777 9 Downers Grove IL CHCGILNEXJX  318J COMCAST IP PHONE LLC 358   2014-06-20   
331-788 A Geneva IL CHCGILWURMD  965H FRACTEL LLC 358   2021-03-26   
331-788 0 Geneva IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2021-07-24   
331-788 1 Geneva IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2021-07-24   
331-788 2 Geneva IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2021-07-24   
331-788 3 Geneva IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2021-07-24   
331-788 4 Geneva IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2021-07-24   
331-788 5 Geneva IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2021-12-25   
331-788 6 Geneva IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-11-26   
331-788 7 Geneva IL CHCGILNEXIX  506J TWILIO INTERNATIONAL INC 358   2021-04-13   
331-788 8 Geneva IL CHCGILWURMD  965H FRACTEL LLC 358   2021-03-26   
331-788 9 Geneva IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-11-26   
331-800 A West Chicago IL CHCGIL24DS6  224C ONVOY, LLC 358      
331-800 0 West Chicago IL CHCGIL24DS6  224C ONVOY, LLC 358   2017-11-26   
331-800 1 West Chicago IL BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2021-10-04   
331-800 3 West Chicago IL CHCGILNEXIX  506J TWILIO INTERNATIONAL INC 358   2021-04-13   
331-800 6 West Chicago IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-11-26   
331-800 7 West Chicago IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-11-26   
331-800 8 West Chicago IL CHCGIL24DS6  224C ONVOY, LLC 358   2017-11-26   
331-800 9 West Chicago IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2021-10-01   
331-801 A Downers Grove IL OKBRILOADC2  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
331-801 0 Downers Grove IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2014-09-11   
331-801 1 Downers Grove IL BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2014-09-12   
331-801 2 Downers Grove IL OKBRILOADC2  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2014-07-07   
331-801 3 Downers Grove IL OKBRILOADC2  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2014-07-07   
331-801 4 Downers Grove IL OKBRILOADC2  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2014-07-07   
331-801 5 Downers Grove IL OKBRILOADC2  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2014-07-07   
331-801 6 Downers Grove IL OKBRILOADC2  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2014-07-07   
331-801 7 Downers Grove IL OKBRILOADC2  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2014-07-07   
331-801 8 Downers Grove IL CHCGIL24DS6  224C ONVOY, LLC 358   2014-09-14   
331-801 9 Downers Grove IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2015-03-07   
331-803 A Lemont IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
331-803 0 Lemont IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2013-06-04   
331-803 1 Lemont IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2013-09-26   
331-803 2 Lemont IL CHCGILCPDS5  4717 PAETEC COMMUNICATIONS, INC. - IL 358   2013-06-04   
331-803 3 Lemont IL EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2013-07-03   
331-803 4 Lemont IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-06-01   
331-803 5 Lemont IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-06-01   
331-803 6 Lemont IL OKBRILOADC2  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2013-07-25   
331-803 7 Lemont IL CHCGILDT8MD  508J CENTURYLINK COMMUNICATIONS LLC 358   2013-06-28   
331-803 8 Lemont IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2013-09-26   
331-803 9 Lemont IL CHCGIL241MD  057H LOCAL ACCESS LLC - IL 358   2016-08-09   
331-806 A Wheaton IL CHCGILNEXJX  318J COMCAST IP PHONE LLC 358      
331-806 0 Wheaton IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2017-04-28   
331-806 1 Wheaton IL CHCGIL24DS3  4604 FIRST COMMUNICATIONS LLC - IL 358   2015-07-27   

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Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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