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: 218

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
314-218 A Ladue MO STCHMO63RS2  9533 SOUTHWESTERN BELL 520      
314-218 0 Ladue MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520      
314-218 1 Ladue MO STCHMO63RS2  9533 SOUTHWESTERN BELL 520      
314-218 2 Ladue MO   829J PAETEC ITEL, LLC 520      
314-218 3 Ladue MO   7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520      
314-218 4 Ladue MO   7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520      
314-218 5 Ladue MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520      
314-218 6 Ladue MO   829J PAETEC ITEL, LLC 520      
314-218 7 Ladue MO STCHMO63RS2  9533 SOUTHWESTERN BELL 520      
314-218 8 Ladue MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520      
314-218 9 Ladue MO STLSMO45DSA  9533 SOUTHWESTERN BELL 520      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.