Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 209 [Rate centres in NPA 209] [Dial plan for NPA 209]

NXX: 551

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
209-551 A Modesto CA MDSTCA05DS0  9740 PACIFIC BELL 738      

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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