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: 304

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
445-304 A Philadelphia Zone 3 PA PHLAPAMK33Z  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2024-04-21   
445-304 0 Philadelphia Zone 3 PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228   2024-07-08   
445-304 1 Philadelphia Zone 3 PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228   2024-07-08   
445-304 6 Philadelphia Zone 3 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2024-07-28   
445-304 9 Philadelphia Zone 3 PA PHLAPAMK33Z  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2024-04-21   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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