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: 933

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
645-933 A Miami FL MIAUFLWSXDX  883K AHOI LLC 46017   2026-07-30   
645-933 0 Miami FL   937C ONVOY, LLC - FL 46017   2026-08-23   
645-933 1 Miami FL   937C ONVOY, LLC - FL 46017   2026-08-23   
645-933 4 Miami FL MIAUFLWSXDX  883K AHOI LLC 46017   2026-07-30   
645-933 8 Miami FL   937C ONVOY, LLC - FL 46017   2026-08-31   
645-933 9 Miami FL   937C ONVOY, LLC - FL 46017   2026-08-31   

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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