Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 645 [Rate centres in NPA 645] [Dial plan for NPA 645]

NXX: 233

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
645-233 A North Dade FL NDADFLGGXYY  6889 OMNIPOINT MIAMI E LICENSE, LLC 46017   2024-12-13   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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