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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
850-394 A Marianna FL MRNNFLXATMD  6744 SOUTHERN COMMUNICATIONS SERVICES 45012   2004-12-10   
850-394 0 Marianna FL   6664 SPRINT SPECTRUM L.P. 45012   2012-03-18   
850-394 1 Marianna FL   6744 SOUTHERN COMMUNICATIONS SERVICES 45012   2004-12-10   
850-394 4 Marianna FL   7562 COMCAST PHONE OF FLORIDA, LLC - FL 45012   2015-04-05   
850-394 6 Marianna FL   6664 SPRINT SPECTRUM L.P. 45012   2007-11-02   
850-394 7 Marianna FL   6664 SPRINT SPECTRUM L.P. 45012   2006-12-07   
850-394 8 Marianna FL   6664 SPRINT SPECTRUM L.P. 45012   2011-02-04   
850-394 9 Marianna FL   4802 LEVEL 3 COMMUNICATIONS, LLC - FL 45012   2005-01-30   

Last updated: Sat, 29 Jun 2019 02:32:58 UTC

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