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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
331-775 2 Downers Grove IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2016-03-03   
331-775 3 Downers Grove IL CHCGILDTKMD  5447 ACCESS ONE, INC. - IL 358   2016-10-15   
331-775 4 Downers Grove IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2016-11-17   
331-775 5 Downers Grove IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2016-09-05   
331-775 6 Downers Grove IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2017-03-17   
331-775 7 Downers Grove IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2016-12-09   
331-775 8 Downers Grove IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2016-05-16   
331-775 9 Downers Grove IL EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2016-03-31   
331-777 A Downers Grove IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
331-777 0 Downers Grove IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2012-09-05   
331-777 1 Downers Grove IL   515J IP HORIZON LLC 358   2013-05-15   
331-777 2 Downers Grove IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2013-07-19   
331-777 3 Downers Grove IL EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2012-06-29   
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      
331-788 0 Geneva IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2021-07-24   
331-788 1 Geneva IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2021-07-24   
331-788 2 Geneva IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2021-07-24   
331-788 3 Geneva IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2021-07-24   
331-788 4 Geneva IL ELGNILOTGT5  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 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 2 West Chicago IL CHCGIL24DS6  224C ONVOY, LLC 358   2023-04-20   
331-800 3 West Chicago IL CHCGIL24DS6  224C ONVOY, LLC 358   2025-01-06   
331-800 4 West Chicago IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-04-05   
331-800 5 West Chicago IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-04-05   
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 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2013-06-04   
331-803 1 Lemont IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2013-09-26   
331-803 2 Lemont IL CHCGILWBXWZ  829J PAETEC ITEL, LLC 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 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2013-09-26   
331-803 9 Lemont IL   515J IP HORIZON LLC 358   2016-08-09   
331-806 A Wheaton IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
331-806 0 Wheaton IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2017-04-28   
331-806 1 Wheaton IL CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2015-07-27   
331-806 2 Wheaton IL CHCGIL24DS6  224C ONVOY, LLC 358   2016-03-10   
331-806 3 Wheaton IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2015-07-26   
331-806 4 Wheaton IL LSLEILAADS1  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2016-06-17   
331-806 5 Wheaton IL CHCGIL24DS6  224C ONVOY, LLC 358   2016-03-10   
331-806 6 Wheaton IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2015-09-06   
331-806 7 Wheaton IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2015-09-06   
331-806 8 Wheaton IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2015-09-06   
331-806 9 Wheaton IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2017-04-28   
331-808 A Plano IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
331-808 0 Plano IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2015-08-06   
331-808 1 Plano IL CHCGIL24DS6  224C ONVOY, LLC 358   2016-04-06   
331-808 2 Plano IL CHCGIL24DS6  224C ONVOY, LLC 358   2016-04-06   
331-808 3 Plano IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2016-07-11   
331-808 4 Plano IL CHCGIL24DS6  224C ONVOY, LLC 358   2019-03-01   
331-808 5 Plano IL CHCGIL24DS6  224C ONVOY, LLC 358   2019-09-06   
331-808 6 Plano IL CHCGIL24DS6  224C ONVOY, LLC 358   2021-02-12   
331-808 7 Plano IL CHCGIL24XMD  495J STRATUS NETWORKS 358   2020-09-26   
331-808 8 Plano IL CHCGILWUJMD  073H TELNYX LLC 358   2018-06-28   
331-808 9 Plano IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2016-11-19   
331-814 A Naperville IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
331-814 0 Naperville IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2015-11-13   
331-814 1 Naperville IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2017-10-08   
331-814 2 Naperville IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2015-08-24   
331-814 3 Naperville IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2015-10-11   
331-814 4 Naperville IL CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2015-11-13   
331-814 5 Naperville IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2015-08-23   
331-814 6 Naperville IL BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2016-07-25   
331-814 7 Naperville IL BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2016-07-25   
331-814 8 Naperville IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2017-10-08   
331-814 9 Naperville IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2015-08-23   
331-825 A Geneva IL   972C DIGITAL NETWORK ACCESS COMMUNICATIONS, INC. - IL 358      
331-826 A Elmhurst IL ELGNILOTGT5  5562 METROPCS, INC. 358      
331-826 0 Elmhurst IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2009-06-30   
331-826 1 Elmhurst IL CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2009-11-02   
331-826 2 Elmhurst IL CHCGIL24DS6  224C ONVOY, LLC 358   2010-09-07   

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Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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