Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 909 [Rate centres in NPA 909] [Dial plan for NPA 909]

NXX: 391

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
909-391 A Ontario CA ONTRCAXF98K  2319 FRONTIER CALIFORNIA INC. 730      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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