Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 803 [Rate centres in NPA 803] [Dial plan for NPA 803]

NXX: 377

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
803-377 A Chester SC CHESSCXADS0  0516 CHESTER TEL. CO. 434      

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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