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.

NPA: 313 [Rate centres in NPA 313] [Dial plan for NPA 313]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-726 5 Detroit Zone 6 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2022-08-03   
313-726 6 Detroit Zone 6 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2023-01-20   
313-726 7 Detroit Zone 6 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2022-12-08   
313-726 8 Detroit Zone 6 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2023-01-20   
313-726 9 Detroit Zone 6 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2022-10-24   
313-727 A Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
313-728 A Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340      
313-728 0 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2007-03-10   
313-728 1 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2007-03-10   
313-728 2 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2007-03-10   
313-728 3 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2007-03-10   
313-728 4 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2007-03-10   
313-728 5 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2007-03-10   
313-728 6 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2007-03-10   
313-728 7 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2008-03-22   
313-728 8 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2008-03-22   
313-728 9 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2007-03-10   
313-729 A Detroit Zone 6 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-730 A Detroit Zone 6 MI DRBRMIDBDS0  9323 MICHIGAN BELL TEL CO 340      
313-730 0 Detroit Zone 6 MI DRBRMIDBDS0  9323 MICHIGAN BELL TEL CO 340      
313-730 1 Detroit Zone 6 MI DRBRMIDBDS0  9323 MICHIGAN BELL TEL CO 340      
313-730 2 Detroit Zone 6 MI DRBRMIDBDS0  9323 MICHIGAN BELL TEL CO 340      
313-730 3 Detroit Zone 6 MI DRBRMIDBDS0  9323 MICHIGAN BELL TEL CO 340      
313-730 4 Detroit Zone 6 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2019-05-10   
313-730 5 Detroit Zone 6 MI DRBRMIDBDS0  9323 MICHIGAN BELL TEL CO 340      
313-730 6 Detroit Zone 6 MI DRBRMIDBDS0  9323 MICHIGAN BELL TEL CO 340      
313-730 7 Detroit Zone 6 MI DRBRMIDBDS0  9323 MICHIGAN BELL TEL CO 340      
313-730 8 Detroit Zone 6 MI DRBRMIDBDS0  9323 MICHIGAN BELL TEL CO 340      
313-730 9 Detroit Zone 6 MI DRBRMIDBDS0  9323 MICHIGAN BELL TEL CO 340      
313-731 A Detroit Zone 3 MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-731 0 Detroit Zone 3 MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-731 1 Detroit Zone 3 MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-731 2 Detroit Zone 3 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2009-03-07   
313-731 3 Detroit Zone 3 MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2005-05-06   
313-731 4 Detroit Zone 3 MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2005-05-06   
313-731 5 Detroit Zone 3 MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2005-05-06   
313-731 6 Detroit Zone 3 MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2008-07-25   
313-731 7 Detroit Zone 3 MI DTRTMIBASMD  516C AT&T CORP. 340   2006-06-30   
313-731 8 Detroit Zone 3 MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340   2006-04-03   
313-731 9 Detroit Zone 3 MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-732 A Detroit Zone 2 MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-732 0 Detroit Zone 2 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2014-09-27   
313-732 1 Detroit Zone 2 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2003-10-21   
313-732 2 Detroit Zone 2 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2014-09-27   
313-732 4 Detroit Zone 2 MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340   2005-12-12   
313-732 5 Detroit Zone 2 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2003-05-20   
313-732 6 Detroit Zone 2 MI SFLDMIBV3MD  508J CENTURYLINK COMMUNICATIONS, LLC 340   2014-04-04   
313-732 7 Detroit Zone 2 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2003-05-20   
313-732 8 Detroit Zone 2 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2003-10-21   
313-732 9 Detroit Zone 2 MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-733 A Detroit Zone 3 MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-733 0 Detroit Zone 3 MI SFLDMIDICA0  2550 123.NET, LLC 340   2008-03-13   
313-733 1 Detroit Zone 3 MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-733 2 Detroit Zone 3 MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2006-07-06   
313-733 3 Detroit Zone 3 MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-733 4 Detroit Zone 3 MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2007-07-24   
313-733 5 Detroit Zone 3 MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340   2007-09-26   
313-733 6 Detroit Zone 3 MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2007-07-24   
313-733 7 Detroit Zone 3 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2006-07-22   
313-733 8 Detroit Zone 3 MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2007-08-10   
313-733 9 Detroit Zone 3 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-09-12   
313-735 A Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-11-16   
313-735 0 Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-12-11   
313-735 1 Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-12-11   
313-735 2 Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-12-11   
313-735 3 Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-12-11   
313-735 4 Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-12-11   
313-735 5 Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-12-11   
313-735 6 Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-11-16   
313-735 7 Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-11-16   
313-735 8 Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-11-16   
313-735 9 Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-11-16   
313-736 A Detroit Zone 4 MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-736 0 Detroit Zone 4 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2007-02-26   
313-736 1 Detroit Zone 4 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2007-02-26   
313-736 2 Detroit Zone 4 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2006-07-22   
313-736 3 Detroit Zone 4 MI DTRTMIBASMD  516C AT&T CORP. 340   2006-07-07   
313-736 4 Detroit Zone 4 MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-736 5 Detroit Zone 4 MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2004-11-22   
313-736 6 Detroit Zone 4 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2007-02-26   
313-736 7 Detroit Zone 4 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2006-07-22   
313-736 8 Detroit Zone 4 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2007-02-26   
313-736 9 Detroit Zone 4 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-09-12   
313-737 A Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
313-738 A Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-06-08   
313-738 0 Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2024-06-09   
313-738 1 Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2024-06-09   
313-738 2 Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2024-06-09   
313-738 3 Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2025-01-20   
313-738 4 Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2025-01-20   
313-738 5 Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-07-05   
313-738 6 Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-06-08   
313-738 7 Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-06-08   
313-738 8 Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-06-08   
313-738 9 Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-06-08   
313-739 A Detroit Zone 4 MI SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
313-739 0 Detroit Zone 4 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2007-02-26   
313-739 1 Detroit Zone 4 MI SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
313-739 2 Detroit Zone 4 MI SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
313-739 3 Detroit Zone 4 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2006-07-22   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 >>

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.