Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 850 [Rate centres in NPA 850] [Dial plan for NPA 850]

NXX: 930

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
850-930 A Holley-Navarre FL PNSCFLWAXFY  937C ONVOY, LLC - FL 44813      
850-930 0 Holley-Navarre FL   937C ONVOY, LLC - FL 44813   2019-01-31   
850-930 1 Holley-Navarre FL   937C ONVOY, LLC - FL 44813   2019-01-31   
850-930 2 Holley-Navarre FL   937C ONVOY, LLC - FL 44813   2019-11-09   
850-930 3 Holley-Navarre FL   937C ONVOY, LLC - FL 44813   2018-11-10   
850-930 4 Holley-Navarre FL   937C ONVOY, LLC - FL 44813   2018-11-10   
850-930 6 Holley-Navarre FL   624H ONVOY SPECTRUM, LLC 44813   2021-07-31   
850-930 7 Holley-Navarre FL   937C ONVOY, LLC - FL 44813   2018-09-27   
850-930 8 Holley-Navarre FL   937C ONVOY, LLC - FL 44813   2018-09-27   
850-930 9 Holley-Navarre FL   937C ONVOY, LLC - FL 44813   2018-05-04   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.