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 55 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-805 6 Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-805 7 Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-805 8 Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-805 9 Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-806 A Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
313-808 A Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
313-808 0 Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
313-808 1 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2008-12-18   
313-808 2 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2008-12-18   
313-808 3 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2008-12-18   
313-808 4 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2008-12-18   
313-808 5 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2007-03-10   
313-808 6 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2008-12-18   
313-808 7 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2009-01-06   
313-808 8 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2009-01-06   
313-808 9 Detroit Zone 5 MI LIVNMIUX0MD  5562 METROPCS, INC. 340   2009-01-06   
313-810 A Detroit Zone 5 MI   5562 METROPCS, INC. 340   2025-04-27   
313-810 0 Detroit Zone 5 MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2025-04-28   
313-810 1 Detroit Zone 5 MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2025-04-28   
313-810 2 Detroit Zone 5 MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2025-04-28   
313-810 3 Detroit Zone 5 MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2025-04-28   
313-810 4 Detroit Zone 5 MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2025-04-28   
313-810 5 Detroit Zone 5 MI   5562 METROPCS, INC. 340   2025-04-27   
313-810 6 Detroit Zone 5 MI   5562 METROPCS, INC. 340   2025-04-27   
313-810 7 Detroit Zone 5 MI   5562 METROPCS, INC. 340   2025-04-27   
313-810 8 Detroit Zone 5 MI   5562 METROPCS, INC. 340   2025-04-27   
313-810 9 Detroit Zone 5 MI   5562 METROPCS, INC. 340   2025-04-27   
313-812 A Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-812 0 Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2013-08-17   
313-812 1 Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2013-08-17   
313-812 2 Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2015-03-08   
313-812 3 Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2015-03-08   
313-812 4 Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2015-03-08   
313-812 5 Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2015-03-08   
313-812 6 Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2015-03-08   
313-812 7 Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2013-08-17   
313-812 8 Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2013-08-17   
313-812 9 Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2023-10-12   
313-813 A Detroit Zone 4 MI CMPTMIIFCM0  9748 AMERICAN MESSAGING SERVICES, LLC 340      
313-814 A Detroit Zone 4 MI CMPTMIIFCM0  9748 AMERICAN MESSAGING SERVICES, LLC 340      
313-815 A Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
313-816 A Detroit Zone 1 MI DTRTMIBADS6  948H AIRUS, INC. - MI 340      
313-816 0 Detroit Zone 1 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2018-12-29   
313-816 1 Detroit Zone 1 MI DTRTMIBADS6  948H AIRUS, INC. - MI 340   2018-10-22   
313-816 2 Detroit Zone 1 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2018-11-25   
313-816 3 Detroit Zone 1 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2018-11-25   
313-816 4 Detroit Zone 1 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2018-11-25   
313-816 5 Detroit Zone 1 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2018-11-25   
313-816 6 Detroit Zone 1 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2018-11-25   
313-816 7 Detroit Zone 1 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2018-12-29   
313-816 8 Detroit Zone 1 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2018-12-29   
313-816 9 Detroit Zone 1 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2018-12-29   
313-817 A Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-817 0 Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2023-04-21   
313-817 1 Detroit Zone 5 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-817 2 Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2011-04-03   
313-817 3 Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2023-09-21   
313-817 4 Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2011-04-03   
313-817 5 Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2010-04-20   
313-817 6 Detroit Zone 5 MI SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2023-08-19   
313-817 7 Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2011-04-03   
313-817 8 Detroit Zone 5 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2010-04-20   
313-817 9 Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2023-08-03   
313-818 A Detroit Zone 1 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-818 0 Detroit Zone 1 MI DTRTMIBASMD  516C AT&T CORP. 340   2015-01-27   
313-818 1 Detroit Zone 1 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2015-03-02   
313-818 2 Detroit Zone 1 MI SFLDMIMKNMD  460K FIRST COMMUNICATIONS, LLC 340   2015-06-12   
313-818 3 Detroit Zone 1 MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2015-01-27   
313-818 4 Detroit Zone 1 MI BRHMMIBDBMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2015-01-27   
313-818 5 Detroit Zone 1 MI SFLDMIMKNMD  460K FIRST COMMUNICATIONS, LLC 340   2015-06-12   
313-818 6 Detroit Zone 1 MI BRHMMIBDBMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2015-05-15   
313-818 7 Detroit Zone 1 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2015-07-03   
313-818 8 Detroit Zone 1 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2015-01-24   
313-818 9 Detroit Zone 1 MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2015-01-24   
313-819 A Detroit Zone 5 MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
313-820 A Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
313-821 A Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      
313-821 0 Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      
313-821 1 Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      
313-821 2 Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      
313-821 3 Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      
313-821 4 Detroit Zone 2 MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2008-03-05   
313-821 5 Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      
313-821 6 Detroit Zone 2 MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340   2006-04-08   
313-821 7 Detroit Zone 2 MI SFLDMIDNDS5  9714 GRID 4 COMMUNICATIONS, INC. - MI 340   2006-09-21   
313-821 8 Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      
313-821 9 Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      
313-822 A Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      
313-823 A Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      
313-823 0 Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      
313-823 1 Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      
313-823 2 Detroit Zone 2 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2022-08-21   
313-823 3 Detroit Zone 2 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2022-08-21   
313-823 4 Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      
313-823 6 Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      
313-823 7 Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      
313-823 8 Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      
313-823 9 Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      
313-824 A Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      
313-824 0 Detroit Zone 2 MI DTRTMILXDS0  9323 MICHIGAN BELL TEL CO 340      

<< 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 55 >>

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.