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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
314-254 6 Ladue MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2014-07-20   
314-254 7 Ladue MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2014-07-01   
314-254 8 Ladue MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2014-07-20   
314-254 9 Ladue MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2014-07-20   
314-255 A St Louis MO MRHGMOGYDS2  4774 XO MISSOURI, INC. 520      
314-255 0 St Louis MO MRHGMOGYDS2  4774 XO MISSOURI, INC. 520      
314-255 1 St Louis MO MRHGMOGYDS2  4774 XO MISSOURI, INC. 520      
314-255 2 St Louis MO MRHGMOGYDS2  4774 XO MISSOURI, INC. 520      
314-255 3 St Louis MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2003-10-03   
314-255 4 St Louis MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2004-02-07   
314-255 5 St Louis MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2004-02-07   
314-255 6 St Louis MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2004-02-07   
314-255 7 St Louis MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2004-02-07   
314-255 8 St Louis MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2004-02-07   
314-255 9 St Louis MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2005-03-31   
314-256 A St Louis MO STLSMO11DSA  9533 SOUTHWESTERN BELL 520      
314-256 0 St Louis MO STLSMO11DSA  9533 SOUTHWESTERN BELL 520      
314-256 1 St Louis MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2005-06-17   
314-256 2 St Louis MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2005-07-17   
314-256 3 St Louis MO STLSMO11DSA  9533 SOUTHWESTERN BELL 520      
314-256 4 St Louis MO STLSMO11DSA  9533 SOUTHWESTERN BELL 520      
314-256 5 St Louis MO STLSMO11DSA  9533 SOUTHWESTERN BELL 520      
314-256 6 St Louis MO STLSMO11DSA  9533 SOUTHWESTERN BELL 520      
314-256 7 St Louis MO STLSMO11DSA  9533 SOUTHWESTERN BELL 520      
314-256 8 St Louis MO STLSMO11DSA  9533 SOUTHWESTERN BELL 520      
314-256 9 St Louis MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2005-07-17   
314-257 A St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-257 0 St Louis MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2018-05-28   
314-257 1 St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520   2018-04-09   
314-257 2 St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520   2018-04-09   
314-257 3 St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520   2018-04-09   
314-257 4 St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520   2018-04-09   
314-257 5 St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520   2018-04-09   
314-257 6 St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520   2018-04-09   
314-257 7 St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520   2018-04-09   
314-257 8 St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520   2018-04-09   
314-257 9 St Louis MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2018-06-17   
314-258 A Ladue MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
314-258 0 Ladue MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
314-258 1 Ladue MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
314-258 2 Ladue MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
314-258 3 Ladue MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
314-258 4 Ladue MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
314-258 5 Ladue MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
314-258 6 Ladue MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
314-258 7 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2007-08-16   
314-258 8 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2007-08-16   
314-258 9 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2007-08-16   
314-259 A St Louis MO STLSMO01DSA  9533 SOUTHWESTERN BELL 520      
314-259 0 St Louis MO STLSMO01DSA  9533 SOUTHWESTERN BELL 520      
314-259 1 St Louis MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2005-07-17   
314-259 2 St Louis MO STLSMO01DSA  9533 SOUTHWESTERN BELL 520      
314-259 3 St Louis MO STLSMO01DSA  9533 SOUTHWESTERN BELL 520      
314-259 4 St Louis MO STLSMO01DSA  9533 SOUTHWESTERN BELL 520      
314-259 5 St Louis MO STLSMO01DSA  9533 SOUTHWESTERN BELL 520      
314-259 6 St Louis MO STLSMO01DSA  9533 SOUTHWESTERN BELL 520      
314-259 7 St Louis MO STLSMO01DSA  9533 SOUTHWESTERN BELL 520      
314-259 8 St Louis MO STLSMO01DSA  9533 SOUTHWESTERN BELL 520      
314-259 9 St Louis MO STLSMO01DSA  9533 SOUTHWESTERN BELL 520      
314-260 A St Louis MO STLSMO02RS1  9533 SOUTHWESTERN BELL 520      
314-260 0 St Louis MO STLSMO02RS1  9533 SOUTHWESTERN BELL 520      
314-260 1 St Louis MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2008-06-13   
314-260 2 St Louis MO STLSMO02RS1  9533 SOUTHWESTERN BELL 520      
314-260 3 St Louis MO STLSMO02RS1  9533 SOUTHWESTERN BELL 520      
314-260 4 St Louis MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2005-07-17   
314-260 5 St Louis MO STLSMO02RS1  9533 SOUTHWESTERN BELL 520      
314-260 6 St Louis MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2005-07-17   
314-260 7 St Louis MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2005-07-17   
314-260 8 St Louis MO STLSMO02RS1  9533 SOUTHWESTERN BELL 520      
314-260 9 St Louis MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2005-07-26   
314-261 A St Louis MO STLSMO02DS2  9533 SOUTHWESTERN BELL 520      
314-261 0 St Louis MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2018-08-26   
314-261 1 St Louis MO STLSMO02DS2  9533 SOUTHWESTERN BELL 520      
314-261 2 St Louis MO STLSMO11DSA  9533 SOUTHWESTERN BELL 520      
314-261 3 St Louis MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2006-01-03   
314-261 4 St Louis MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2012-08-03   
314-261 5 St Louis MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2006-01-05   
314-261 6 St Louis MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2006-01-21   
314-261 7 St Louis MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520   2006-02-16   
314-261 8 St Louis MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2006-02-04   
314-261 9 St Louis MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2010-11-04   
314-262 A Ladue MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
314-262 0 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2007-08-16   
314-262 1 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2007-08-16   
314-262 2 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2007-08-16   
314-262 3 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2007-08-16   
314-262 4 Ladue MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2003-01-22   
314-262 5 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2007-08-16   
314-262 6 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2007-08-16   
314-262 7 Ladue MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520   2007-07-13   
314-262 8 Ladue MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520   2007-07-13   
314-262 9 Ladue MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2011-08-20   
314-263 A St Louis MO STLSMO02RS1  9533 SOUTHWESTERN BELL 520      
314-264 A Ladue MO STLSMO20DSA  9533 SOUTHWESTERN BELL 520      
314-265 A Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520      
314-265 0 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520      
314-265 1 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520      
314-265 2 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520      
314-265 3 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520      
314-265 4 Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520      

<< 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 >>

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.