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.

Detroit Zone 3, MI

<< 1 2 3 4 5 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
313-519 8 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2023-12-31   
313-519 9 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2023-12-31   
313-564 A RYLOMIMNDS0  9323 MICHIGAN BELL TEL CO 340      
313-564 0   279B CLEAR RATE COMMUNICATIONS, INC. - MI 340   2009-06-04   
313-564 1 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2009-04-21   
313-564 2 RYLOMIMNDS0  9323 MICHIGAN BELL TEL CO 340      
313-564 3 RYLOMIMNDS0  9323 MICHIGAN BELL TEL CO 340      
313-564 4 RYLOMIMNDS0  9323 MICHIGAN BELL TEL CO 340      
313-564 5 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2012-02-21   
313-564 6 SFLDMIMKNMD  460K FIRST COMMUNICATIONS, LLC 340   2008-09-05   
313-564 7 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2010-11-17   
313-564 8 FLNTMICD0MD  829J PAETEC ITEL, LLC 340   2009-03-23   
313-564 9 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2010-11-17   
313-591 A SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-591 0 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2020-12-13   
313-591 1 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2020-12-13   
313-591 2 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2020-12-13   
313-591 3 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2021-03-26   
313-591 4 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2021-07-12   
313-591 5 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2021-03-26   
313-591 6 DTRTMIBAUMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2020-12-14   
313-591 7 DTRTMIBAUMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2020-12-14   
313-591 8 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2021-03-26   
313-591 9 SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2021-01-09   
313-603 A LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-603 0 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2012-12-10   
313-603 1 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2012-12-15   
313-603 2 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2012-12-15   
313-603 3 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2013-01-11   
313-603 4 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2013-01-31   
313-603 5 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2013-02-22   
313-603 6 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2013-03-28   
313-603 7 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2013-03-28   
313-603 8 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2013-06-03   
313-603 9 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2012-12-10   
313-620 A   490J DISH WIRELESS, LLC 340   2025-05-30   
313-620 0   490J DISH WIRELESS, LLC 340   2025-05-30   
313-620 1   490J DISH WIRELESS, LLC 340   2025-09-28   
313-634 A SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-634 0 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-11-02   
313-634 1 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-11-02   
313-634 2 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-11-02   
313-634 3 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-11-02   
313-634 4 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-11-02   
313-634 5 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-11-02   
313-634 6 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-11-02   
313-634 7 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-11-02   
313-634 8 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-11-02   
313-634 9 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-11-02   
313-644 A SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-644 0 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2021-06-14   
313-644 1 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2021-06-14   
313-644 2 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2021-06-14   
313-644 3 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2021-06-14   
313-644 4 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2021-06-14   
313-644 5 SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2024-11-20   
313-644 6 DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340   2021-06-15   
313-644 7 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2021-07-12   
313-644 8 SFLDMITOEMD  495J STRATUS NETWORKS 340   2021-06-15   
313-644 9 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2021-07-12   
313-661 A LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-661 0 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2022-06-03   
313-661 1 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2022-06-03   
313-661 2 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2022-06-03   
313-661 3 LIVNMIUX8MD  197D VONAGE AMERICA LLC 340   2022-07-09   
313-661 4 DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340   2022-06-11   
313-661 5 DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340   2022-06-11   
313-661 6 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2022-04-25   
313-661 7 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2022-04-24   
313-661 8 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2022-04-24   
313-661 9 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2022-04-24   
313-698 A SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-698 0 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2023-08-20   
313-698 1 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2023-10-09   
313-698 2 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2023-03-13   
313-698 3 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2023-03-13   
313-698 4 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2023-03-13   
313-698 5 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2023-07-22   
313-698 6 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2023-10-09   
313-698 7 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2023-01-26   
313-698 8 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2023-01-26   
313-698 9 SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2023-10-19   
313-707 A LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-707 0 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2015-02-13   
313-707 1 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2014-12-22   
313-707 2 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2014-12-22   
313-707 3 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2014-12-22   
313-707 4 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2014-12-22   
313-707 5 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2014-12-22   
313-707 6 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2014-12-22   
313-707 7 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2014-12-22   
313-707 8 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2014-12-22   
313-707 9 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2014-12-22   
313-731 A SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-731 0 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-731 1 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-731 2 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2009-03-07   
313-731 3 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2005-05-06   
313-731 4 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2005-05-06   
313-731 5 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2005-05-06   

<< 1 2 3 4 5 >>

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.