Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Lombard, IL

<< 1 2 3 4 5 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
331-462 0 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-05-09   
331-462 1 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2008-10-31   
331-462 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2025-04-06   
331-551 A BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
331-551 0 BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-01-08   
331-551 1 BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-01-08   
331-551 2 BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-01-08   
331-551 3 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2014-11-03   
331-551 4 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2014-11-03   
331-551 5 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2010-01-29   
331-551 6 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-06-25   
331-551 7 CHCGIL24DS6  224C ONVOY, LLC 358   2010-07-16   
331-551 8 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-10-30   
331-551 9 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2011-03-19   
331-627 A CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358      
331-627 0 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2022-04-30   
331-627 1 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2022-04-30   
331-627 2 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2022-04-30   
331-627 3 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2022-04-30   
331-627 4 BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2022-06-09   
331-627 5 BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2022-06-09   
331-627 6 BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-07-20   
331-627 7 CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358   2022-04-29   
331-627 8 BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-05-27   
331-627 9 BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-05-27   
331-899 A CHCGILWURMD  965H FRACTEL, LLC 358      
331-899 0 CHCGIL24MMD  515J IP HORIZON LLC 358   2021-06-14   
331-899 1 BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2021-08-17   
331-899 2 CHCGIL24DS6  224C ONVOY, LLC 358   2021-03-01   
331-899 3 CHCGIL24DS6  224C ONVOY, LLC 358   2021-03-01   
331-899 4 CHCGIL24DS6  224C ONVOY, LLC 358   2021-03-01   
331-899 5 CHCGIL24DS6  224C ONVOY, LLC 358   2021-03-01   
331-899 6 CHCGIL24DS6  224C ONVOY, LLC 358   2021-03-01   
331-899 7 CHCGIL24DS6  224C ONVOY, LLC 358   2021-03-01   
331-899 8 CHCGIL24DS6  224C ONVOY, LLC 358   2021-03-01   
331-899 9 CHCGILWURMD  965H FRACTEL, LLC 358   2021-02-19   
630-261 A LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-261 0 LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-261 1 LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-261 2 LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-261 3 LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-261 4 LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-261 5 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-08-21   
630-261 6 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2005-11-09   
630-261 7 LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-261 8 LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-261 9 LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-268 A LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-282 A EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
630-282 0 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
630-282 1 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
630-282 2 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
630-282 3 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2014-10-10   
630-282 4 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2003-01-11   
630-282 5 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2003-03-20   
630-282 6 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2012-01-06   
630-282 7 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
630-282 8 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
630-282 9 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
630-290 A ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
630-317 A BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
630-317 0 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2006-09-07   
630-317 1 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
630-317 2 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
630-317 3 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
630-317 4 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-05-23   
630-317 5 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358      
630-317 6 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2007-07-27   
630-317 7 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2006-09-27   
630-317 8 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2007-07-27   
630-317 9 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
630-376 A EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
630-376 0 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
630-376 1 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
630-376 2 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
630-376 3 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2018-04-22   
630-376 4 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2018-06-26   
630-376 5 BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2019-10-06   
630-376 6 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2006-09-27   
630-376 7 CHCGIL24DS6  224C ONVOY, LLC 358   2018-06-17   
630-376 8 BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2018-05-26   
630-376 9 CHCGIL24DS6  224C ONVOY, LLC 358   2017-11-27   
630-396 A CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
630-396 0 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2006-12-05   
630-396 1 CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
630-396 2 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2005-05-06   
630-396 3 CHCGIL24DS6  224C ONVOY, LLC 358   2004-09-20   
630-396 4 CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358   2006-05-08   
630-396 5 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2005-05-06   
630-396 6 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2004-11-06   
630-396 7 CHCGIL24DS6  224C ONVOY, LLC 358   2007-05-21   
630-396 8 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2005-01-29   
630-396 9 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2005-05-06   
630-424 A LBRDILLMDS1  9329 ILLINOIS BELL TEL CO 358      
630-426 A OKBRILOADC2  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
630-426 0 OKBRILOADC2  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
630-426 1 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2012-04-29   
630-426 2 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2011-02-21   
630-426 3 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2011-04-03   
630-426 4 CHCGILDTKMD  5447 ACCESS ONE, INC. - IL 358   2012-04-22   

<< 1 2 3 4 5 >>

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.