Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 321 [Rate centres in NPA 321] [Dial plan for NPA 321]

NXX: 437

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
321-437 A Kissimmee FL ORLDFLMAYBY  829J PAETEC ITEL, LLC 45808   2025-01-21   
321-437 0 Kissimmee FL ORLDFLMAYBY  829J PAETEC ITEL, LLC 45808      
321-437 1 Kissimmee FL WNPKFLXEXEX  6701 AERIAL COMMUNICATIONS, INC. 45808   2014-09-04   
321-437 2 Kissimmee FL WNPKFLXEXEX  6701 AERIAL COMMUNICATIONS, INC. 45808   2014-09-04   
321-437 3 Kissimmee FL WNPKFLXEXEX  6701 AERIAL COMMUNICATIONS, INC. 45808   2005-03-10   
321-437 4 Kissimmee FL WNPKFLXEXEX  6701 AERIAL COMMUNICATIONS, INC. 45808   2005-01-07   
321-437 5 Kissimmee FL WNPKFLXEXEX  6701 AERIAL COMMUNICATIONS, INC. 45808   2005-03-10   
321-437 6 Kissimmee FL WNPKFLXEXEX  6701 AERIAL COMMUNICATIONS, INC. 45808   2004-05-29   
321-437 7 Kissimmee FL WNPKFLXEXEX  6701 AERIAL COMMUNICATIONS, INC. 45808   2013-02-04   
321-437 8 Kissimmee FL WNPKFLXEXEX  6701 AERIAL COMMUNICATIONS, INC. 45808   2004-05-21   
321-437 9 Kissimmee FL WNPKFLXEXEX  6701 AERIAL COMMUNICATIONS, INC. 45808   2004-05-21   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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