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]

NXX: 287

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
314-287 A Kirkwood MO STLSMO09WMD  516C AT&T CORP. 520      
314-287 0 Kirkwood MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520      
314-287 1 Kirkwood MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520      
314-287 2 Kirkwood MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520      
314-287 3 Kirkwood MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520      
314-287 4 Kirkwood MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
314-287 5 Kirkwood MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
314-287 6 Kirkwood MO OLVEMOAXCA0  5607 CHARTER FIBERLINK - MISSOURI, LLC - MO 520      
314-287 7 Kirkwood MO STLSMO09WMD  516C AT&T CORP. 520      
314-287 8 Kirkwood MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520      
314-287 9 Kirkwood MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.