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

NXX: 744

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
850-744 A Paxton FL PNSCFLFN0MD  8664 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - FL 44814      
850-744 0 Paxton FL PNSCFLFN0MD  8664 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - FL 44814      
850-744 1 Paxton FL CRVWFLXA9MD  937C ONVOY, LLC - FL 44814   2024-07-01   
850-744 4 Paxton FL FTWBFLXAXLX  965H FRACTEL, LLC 44814   2020-08-09   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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