Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 850 [Rate centres in NPA 850] [Dial plan for NPA 850]

NXX: 854

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
850-854 A Havana FL   937C ONVOY, LLC - FL 45009      
850-854 1 Havana FL   515J IP HORIZON LLC 45009   2022-10-09   
850-854 2 Havana FL PNCYFLMAX6Z  937C ONVOY, LLC - FL 45009   2021-07-04   
850-854 3 Havana FL PNCYFLMAX6Z  937C ONVOY, LLC - FL 45009   2021-07-04   
850-854 4 Havana FL PNCYFLMAX6Z  937C ONVOY, LLC - FL 45009   2021-08-07   
850-854 5 Havana FL PNCYFLMAX6Z  937C ONVOY, LLC - FL 45009   2024-03-08   
850-854 6 Havana FL PNCYFLMA18Z  490J BOOST SUBSCRIBERCO L.L.C. 45009   2024-06-09   
850-854 7 Havana FL PNCYFLMAXTZ  508J CENTURYLINK COMMUNICATIONS, LLC 45009   2014-07-30   
850-854 8 Havana FL PNCYFLMAX6Z  937C ONVOY, LLC - FL 45009   2018-06-03   
850-854 9 Havana FL   515J IP HORIZON LLC 45009   2022-10-09   

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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