Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 557 [Rate centres in NPA 557] [Dial plan for NPA 557]

NXX: 454

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
557-454 A St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
557-454 0 St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
557-454 1 St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
557-454 2 St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
557-454 3 St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
557-454 4 St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
557-454 5 St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
557-454 6 St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
557-454 7 St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
557-454 8 St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
557-454 9 St Louis MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      

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

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