Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 534 [Rate centres in NPA 534] [Dial plan for NPA 534]

NXX: 240

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
534-240 A Menomonie WI   478J NUSO, LLC 352   2025-06-09   
534-240 1 Menomonie WI   478J NUSO, LLC 352   2025-06-09   

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

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