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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
331-627 0 Lombard IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2022-04-30   
331-627 1 Lombard IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2022-04-30   
331-627 2 Lombard IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2022-04-30   
331-627 3 Lombard IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2022-04-30   
331-627 4 Lombard IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2022-06-09   
331-627 5 Lombard IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2022-06-09   
331-627 6 Lombard IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-07-20   
331-627 7 Lombard IL CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358   2022-04-29   
331-627 8 Lombard IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-05-27   
331-627 9 Lombard IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-05-27   
331-631 A Downers Grove IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358      
331-631 0 Downers Grove IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2022-09-10   
331-631 1 Downers Grove IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2022-09-10   
331-631 2 Downers Grove IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2022-09-10   
331-631 3 Downers Grove IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2022-09-10   
331-631 4 Downers Grove IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2022-10-29   
331-631 5 Downers Grove IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2022-10-29   
331-631 6 Downers Grove IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2022-09-09   
331-631 7 Downers Grove IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2022-09-09   
331-631 8 Downers Grove IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2022-09-09   
331-631 9 Downers Grove IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2022-09-09   
331-642 A Elmhurst IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
331-642 0 Elmhurst IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2008-12-12   
331-642 1 Elmhurst IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-04-18   
331-642 2 Elmhurst IL ELGNILOTGT5  5562 METROPCS, INC. 358   2010-07-15   
331-642 3 Elmhurst IL ELGNILOTGT5  5562 METROPCS, INC. 358   2010-07-15   
331-642 4 Elmhurst IL ELGNILOTGT5  5562 METROPCS, INC. 358   2010-07-15   
331-642 5 Elmhurst IL ELGNILOTGT5  5562 METROPCS, INC. 358   2010-07-15   
331-642 6 Elmhurst IL CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2010-04-09   
331-642 7 Elmhurst IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-08-14   
331-642 8 Elmhurst IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-11-27   
331-642 9 Elmhurst IL ELGNILOTGT5  5562 METROPCS, INC. 358   2011-08-29   
331-643 A Aurora IL ELGNILOTGT5  5562 METROPCS, INC. 358      
331-643 0 Aurora IL ELGNILOTGT5  5562 METROPCS, INC. 358   2007-11-02   
331-643 1 Aurora IL ELGNILOTGT5  5562 METROPCS, INC. 358   2007-11-02   
331-643 2 Aurora IL ELGNILOTGT5  5562 METROPCS, INC. 358   2007-11-02   
331-643 3 Aurora IL ELGNILOTGT5  5562 METROPCS, INC. 358   2007-11-02   
331-643 4 Aurora IL EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2008-11-05   
331-643 5 Aurora IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2009-02-19   
331-643 6 Aurora IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2009-10-22   
331-643 7 Aurora IL ELGNILOTGT5  5562 METROPCS, INC. 358   2010-05-28   
331-643 8 Aurora IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2010-05-28   
331-643 9 Aurora IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-11-02   
331-645 A Elmhurst IL ELGNILOTGT5  5562 METROPCS, INC. 358      
331-645 0 Elmhurst IL ELGNILOTGT5  5562 METROPCS, INC. 358   2008-06-25   
331-645 1 Elmhurst IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2008-06-25   
331-645 2 Elmhurst IL ELGNILOTGT5  5562 METROPCS, INC. 358   2008-06-25   
331-645 3 Elmhurst IL ELGNILOTGT5  5562 METROPCS, INC. 358   2008-06-25   
331-645 4 Elmhurst IL ELGNILOTGT5  5562 METROPCS, INC. 358   2007-11-15   
331-645 5 Elmhurst IL ELGNILOTGT5  5562 METROPCS, INC. 358   2007-11-15   
331-645 6 Elmhurst IL ELGNILOTGT5  5562 METROPCS, INC. 358   2007-11-15   
331-645 7 Elmhurst IL ELGNILOTGT5  5562 METROPCS, INC. 358   2007-11-15   
331-645 8 Elmhurst IL ELGNILOTGT5  5562 METROPCS, INC. 358   2007-11-15   
331-645 9 Elmhurst IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-11-15   
331-666 A Aurora IL CHCGIL24DS6  224C ONVOY, LLC 358      
331-666 0 Aurora IL WCHCILBFGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2019-10-23   
331-666 1 Aurora IL WCHCILBFGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2019-10-23   
331-666 2 Aurora IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2020-11-02   
331-666 3 Aurora IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2021-07-15   
331-666 4 Aurora IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2021-07-15   
331-666 5 Aurora IL CHCGIL24DS6  224C ONVOY, LLC 358   2019-06-07   
331-666 6 Aurora IL CHCGIL24DS6  224C ONVOY, LLC 358   2017-11-26   
331-666 7 Aurora IL CHCGIL24DS6  224C ONVOY, LLC 358   2019-06-07   
331-666 8 Aurora IL WCHCILBFGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2019-10-23   
331-666 9 Aurora IL CHCGIL24XMD  495J STRATUS NETWORKS 358   2020-09-20   
331-684 A Aurora IL CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
331-684 0 Aurora IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2007-10-08   
331-684 1 Aurora IL CHCGILDTKMD  5447 ACCESS ONE, INC. - IL 358   2009-09-04   
331-684 2 Aurora IL CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358   2007-10-07   
331-684 3 Aurora IL CHCGILWUSMD  145J TERRA NOVA TELECOM INC. 358   2025-01-08   
331-684 4 Aurora IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2025-01-08   
331-684 5 Aurora IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2009-10-08   
331-684 6 Aurora IL   490J DISH WIRELESS, LLC 358   2025-12-27   
331-684 7 Aurora IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2008-12-12   
331-684 8 Aurora IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2008-12-12   
331-684 9 Aurora IL CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2007-10-09   
331-688 A Naperville IL CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358      
331-688 0 Naperville IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2022-04-22   
331-688 1 Naperville IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2022-04-22   
331-688 2 Naperville IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2022-04-22   
331-688 3 Naperville IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2022-04-22   
331-688 4 Naperville IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2022-04-22   
331-688 5 Naperville IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2022-04-22   
331-688 6 Naperville IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2022-04-22   
331-688 7 Naperville IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2022-04-22   
331-688 8 Naperville IL CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358   2022-04-21   
331-688 9 Naperville IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2022-04-22   
331-701 A Naperville IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
331-701 0 Naperville IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2015-01-25   
331-701 1 Naperville IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2015-07-19   
331-701 2 Naperville IL CHCGIL24DS6  224C ONVOY, LLC 358   2015-05-04   
331-701 3 Naperville IL EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2015-01-27   
331-701 4 Naperville IL CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2015-02-13   
331-701 5 Naperville IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2015-05-08   
331-701 6 Naperville IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2015-05-20   
331-701 7 Naperville IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2015-04-28   
331-701 8 Naperville IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2015-07-19   
331-701 9 Naperville IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2015-07-19   
331-702 A Naperville IL EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
331-702 0 Naperville IL BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2014-11-07   

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Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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