Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 414 [Rate centres in NPA 414] [Dial plan for NPA 414]

NXX: 900

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
414-900 A Milwaukee Zone 1 WI   883K AHOI LLC 356   2026-05-09   
414-900 0 Milwaukee Zone 1 WI   883K AHOI LLC 356   2026-05-09   
414-900 9 Milwaukee Zone 1 WI   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2026-05-11   

Last updated: Sun, 17 May 2026 03:26:51 UTC

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