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: 314 [Rate centres in NPA 314] [Dial plan for NPA 314]

<< 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 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
314-372 9 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2007-06-19   
314-373 A Ladue MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
314-373 0 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2011-06-16   
314-373 1 Ladue MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520   2006-01-08   
314-373 2 Ladue MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
314-373 3 Ladue MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520   2004-12-16   
314-373 4 Ladue MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520   2004-06-05   
314-373 5 Ladue MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520   2004-07-15   
314-373 6 Ladue MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520   2008-03-21   
314-373 7 Ladue MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520   2005-07-18   
314-373 8 Ladue MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520   2003-07-20   
314-373 9 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2011-06-16   
314-374 A Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520      
314-374 0 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520      
314-374 1 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520      
314-374 2 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520      
314-374 3 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520      
314-374 4 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520      
314-374 5 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520      
314-374 6 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520      
314-374 7 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520      
314-374 8 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520      
314-374 9 Ladue MO STLVMOOH6MD  5562 METROPCS, INC. 520      
314-375 A Oakville MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
314-375 0 Oakville MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
314-375 1 Oakville MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
314-375 2 Oakville MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2015-03-21   
314-375 3 Oakville MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2011-09-24   
314-375 4 Oakville MO STLSMOGZDS5  225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2019-03-10   
314-375 5 Oakville MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2007-06-01   
314-375 6 Oakville MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2008-11-29   
314-375 7 Oakville MO STLSMO09WMD  516C AT&T CORP. 520   2006-06-30   
314-375 8 Oakville MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2010-02-12   
314-375 9 Oakville MO STLSMOGZDS5  225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2018-11-09   
314-376 A St Louis MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520      
314-376 0 St Louis MO STLTMOBOAMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520   2016-03-06   
314-376 1 St Louis MO STLVMOOH6MD  5562 METROPCS, INC. 520   2016-03-06   
314-376 2 St Louis MO CRVCMOGMDS0  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520   2016-03-14   
314-376 3 St Louis MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2016-03-05   
314-376 4 St Louis MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2016-03-06   
314-376 5 St Louis MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2016-03-06   
314-376 6 St Louis MO STLVMOOH6MD  5562 METROPCS, INC. 520   2016-03-06   
314-376 7 St Louis MO STLVMOOH6MD  5562 METROPCS, INC. 520   2016-04-28   
314-376 8 St Louis MO STLTMOBOAMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520   2016-03-06   
314-376 9 St Louis MO STLTMOBOAMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520   2016-03-06   
314-377 A Ladue MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      
314-377 0 Ladue MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2022-07-17   
314-377 1 Ladue MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2022-08-12   
314-377 2 Ladue MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2022-08-20   
314-377 3 Ladue MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2022-08-20   

<< 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 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 >>

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.