Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 904 [Rate centres in NPA 904] [Dial plan for NPA 904]

NXX: 617

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
904-617 A St Johns FL JCVLFLAI8MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 45204   2026-07-21   
904-617 0 St Johns FL   937C ONVOY, LLC - FL 45204   2026-08-20   
904-617 1 St Johns FL   937C ONVOY, LLC - FL 45204   2026-08-20   
904-617 2 St Johns FL JCVLFLAI8MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 45204   2026-07-21   
904-617 3 St Johns FL   937C ONVOY, LLC - FL 45204   2026-08-20   
904-617 5 St Johns FL JCVLFLCL32Z  8300 TELEPORT COMMUNICATIONS AMERICA, LLC - FL 45204   2026-07-22   
904-617 6 St Johns FL JCVLFLCL32Z  8300 TELEPORT COMMUNICATIONS AMERICA, LLC - FL 45204   2026-07-22   
904-617 8 St Johns FL JCVOFLLJGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 45204   2026-07-22   
904-617 9 St Johns FL JCVOFLLJGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 45204   2026-07-22   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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