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: 331

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
850-331 A Crestview FL PNSCFLWAXSX  829J PAETEC ITEL, LLC 44814   2024-12-17   
850-331 0 Crestview FL   937C ONVOY, LLC - FL 44814   2016-08-26   
850-331 1 Crestview FL   937C ONVOY, LLC - FL 44814   2017-11-21   
850-331 2 Crestview FL   318J COMCAST IP PHONE, LLC 44814   2016-08-16   
850-331 3 Crestview FL   318J COMCAST IP PHONE, LLC 44814   2017-10-08   
850-331 4 Crestview FL   318J COMCAST IP PHONE, LLC 44814   2011-09-05   
850-331 5 Crestview FL   829J PAETEC ITEL, LLC 44814   2011-10-15   
850-331 6 Crestview FL   937C ONVOY, LLC - FL 44814   2018-05-05   
850-331 7 Crestview FL   937C ONVOY, LLC - FL 44814   2018-05-05   
850-331 8 Crestview FL   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 44814   2018-10-30   
850-331 9 Crestview FL   937C ONVOY, LLC - FL 44814   2020-12-02   

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

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