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: 306

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
850-306 A Crestview FL CRVWFLXADS0  0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 44814      
850-306 0 Crestview FL   982E BANDWIDTH.COM CLEC, LLC - FL 44814   2009-02-10   
850-306 1 Crestview FL   0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 44814      
850-306 2 Crestview FL   318J COMCAST IP PHONE, LLC 44814   2008-07-10   
850-306 3 Crestview FL   318J COMCAST IP PHONE, LLC 44814   2011-01-27   
850-306 4 Crestview FL   937C ONVOY, LLC - FL 44814   2016-03-18   
850-306 5 Crestview FL   6744 SOUTHERN COMMUNICATIONS SERVICES, INC. 44814   2005-02-18   
850-306 6 Crestview FL   937C ONVOY, LLC - FL 44814   2016-03-18   
850-306 7 Crestview FL   508J CENTURYLINK COMMUNICATIONS, LLC 44814   2014-07-30   
850-306 8 Crestview FL   593K MCC TELEPHONY LLC 44814   2010-05-09   
850-306 9 Crestview FL   0340 CENTURYLINK OF FLORIDA, INC. (CENTRAL) 44814      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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