Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 445 [Rate centres in NPA 445] [Dial plan for NPA 445]

NXX: 339

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
445-339 A Philadelphia Zone 4 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2026-03-21   
445-339 0 Philadelphia Zone 4 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2026-03-21   
445-339 1 Philadelphia Zone 4 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2026-03-21   
445-339 2 Philadelphia Zone 4 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2026-03-21   
445-339 3 Philadelphia Zone 4 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2026-03-21   
445-339 4 Philadelphia Zone 4 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2026-03-21   
445-339 5 Philadelphia Zone 4 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2026-03-21   
445-339 6 Philadelphia Zone 4 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2026-03-21   
445-339 7 Philadelphia Zone 4 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2026-03-21   
445-339 8 Philadelphia Zone 4 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2026-03-21   
445-339 9 Philadelphia Zone 4 PA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2026-03-21   

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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