Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 531 [Rate centres in NPA 531] [Dial plan for NPA 531]

NXX: 429

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
531-429 A Fremont NE   5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 644   2025-10-27  2026-06-06 

Last updated: Sat, 02 May 2026 12:20:53 UTC

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