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: 523

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
321-523 A Sanford FL   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 45806   2025-08-01   
321-523 0 Sanford FL   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 45806   2025-08-01   
321-523 1 Sanford FL   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 45806   2025-08-01   
321-523 2 Sanford FL   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 45806   2025-08-01   
321-523 3 Sanford FL   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 45806   2025-08-01   
321-523 4 Sanford FL   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 45806   2025-08-01   
321-523 5 Sanford FL   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 45806   2025-08-01   
321-523 6 Sanford FL   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 45806   2025-08-01   
321-523 7 Sanford FL   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 45806   2025-08-01   
321-523 8 Sanford FL   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 45806   2025-08-01   
321-523 9 Sanford FL   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 45806   2025-08-01   

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

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