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: 489

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
314-489 A St Louis MO STLSMO05DS2  9533 SOUTHWESTERN BELL 520      
314-489 0 St Louis MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2006-02-20   
314-489 1 St Louis MO STLSMO05DS2  9533 SOUTHWESTERN BELL 520      
314-489 2 St Louis MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2005-07-16   
314-489 3 St Louis MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2005-07-16   
314-489 4 St Louis MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2005-07-16   
314-489 5 St Louis MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2005-07-16   
314-489 6 St Louis MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2005-07-16   
314-489 7 St Louis MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2005-07-16   
314-489 8 St Louis MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2005-07-16   
314-489 9 St Louis MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2006-02-16   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.