Local Calling Guide

Area code/prefix search

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NPA: 484 [Rate centres in NPA 484] [Dial plan for NPA 484]

NXX: 603

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
484-603 A Philadelphia Suburban Zone 21 PA PHLAPAFGD0S  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
484-603 0 Philadelphia Suburban Zone 21 PA PHLAPAMKGMD  551G NUSO, LLC 228   2018-11-07   
484-603 1 Philadelphia Suburban Zone 21 PA PHLAPAMKGMD  551G NUSO, LLC 228   2018-11-07   
484-603 2 Philadelphia Suburban Zone 21 PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228   2023-10-01   
484-603 3 Philadelphia Suburban Zone 21 PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228   2020-07-07   
484-603 4 Philadelphia Suburban Zone 21 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2023-10-21   
484-603 5 Philadelphia Suburban Zone 21 PA PHLAPAFGD4S  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 228   2019-12-31   
484-603 6 Philadelphia Suburban Zone 21 PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228   2020-07-07   
484-603 8 Philadelphia Suburban Zone 21 PA PHLAPAFGD0S  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
484-603 9 Philadelphia Suburban Zone 21 PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228   2023-02-12   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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