Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 314 [Rate centres in NPA 314] [Dial plan for NPA 314]

NXX: 571

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
314-571 A St Louis MO STLSMO01DSA  9533 SOUTHWESTERN BELL 520      
314-571 0 St Louis MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2005-08-28   
314-571 1 St Louis MO STLSMO01DSA  9533 SOUTHWESTERN BELL 520      
314-571 2 St Louis MO STLSMO01DSA  9533 SOUTHWESTERN BELL 520      
314-571 3 St Louis MO STLSMO01DSA  9533 SOUTHWESTERN BELL 520      
314-571 4 St Louis MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2005-07-18   
314-571 5 St Louis MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2005-07-18   
314-571 6 St Louis MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520   2005-07-18   
314-571 7 St Louis MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520   2005-07-18   
314-571 8 St Louis MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2005-08-28   
314-571 9 St Louis MO STLSMO09WMD  516C AT&T CORP. 520      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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