Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 321J HD CARRIER LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
863-693 1 Mulberry FL TAMPFLXAX3X  952   2016-01-03   
863-693 2 Mulberry FL TAMPFLXAX3X  952   2016-01-03   
863-693 3 Mulberry FL TAMPFLXAX3X  952   2016-01-03   
863-693 4 Mulberry FL TAMPFLXAX3X  952   2016-01-03   
863-693 5 Mulberry FL TAMPFLXAX3X  952   2016-01-03   
863-693 6 Mulberry FL TAMPFLXAX3X  952   2016-01-03   
863-693 7 Mulberry FL TAMPFLXAX3X  952   2016-01-03   
863-693 9 Mulberry FL TAMPFLXAX3X  952   2016-01-03   
863-695 5 Haines City FL TAMPFLXAX3X  952   2016-01-03   
863-695 6 Haines City FL TAMPFLXAX3X  952   2016-01-03   
863-821 1 Polk City FL TAMPFLXAX3X  952   2016-01-03   
863-821 2 Polk City FL TAMPFLXAX3X  952   2016-01-03   
863-821 3 Polk City FL TAMPFLXAX3X  952   2016-01-03   
863-821 4 Polk City FL TAMPFLXAX3X  952   2016-01-03   
863-821 5 Polk City FL TAMPFLXAX3X  952   2016-01-03   
863-821 6 Polk City FL TAMPFLXAX3X  952   2016-01-03   
863-821 7 Polk City FL TAMPFLXAX3X  952   2016-01-03   
863-821 9 Polk City FL TAMPFLXAX3X  952   2016-01-03   
863-825 9 Lakeland FL TAMPFLXAX3X  952   2016-01-03   
863-844 6 Mulberry FL TAMPFLXAX3X  952   2016-01-03   
863-844 7 Mulberry FL TAMPFLXAX3X  952   2016-01-03   
863-862 2 Indian Lake FL TAMPFLXAX3X  952   2016-01-03   
863-888 5 Polk City FL TAMPFLXAX3X  952   2016-01-03   
863-888 9 Polk City FL TAMPFLXAX3X  952   2016-01-03   
864-584 A Greenville SC GNVLSCMCX3X  430      
864-584 9 Greenville SC GNVLSCMCX3X  430   2020-08-07   
864-956 3 Greenwood SC   430   2026-02-14   
864-956 4 Greenwood SC   430   2026-02-14   
865-370 A Knoxville TN KNVNTNEC7MD  474      
865-370 9 Knoxville TN KNVNTNEC7MD  474   2020-09-14   
870-641 A Jonesboro AR LTRKARZO7MD  528      
870-641 9 Jonesboro AR LTRKARZO7MD  528   2020-12-03   
872-268 A Chicago Zone 01-Calumet IL CHCGILWUVMD  358      
872-268 9 Chicago Zone 01-Calumet IL CHCGILWUVMD  358   2020-10-09   
872-284 A Chicago Zone 05-Austin IL CHCGILWUWMD  358      
872-284 9 Chicago Zone 05-Austin IL CHCGILWUWMD  358   2021-07-10   
872-340 2 Chicago Zone 04-Humboldt IL   358   2023-11-30   
872-363 6 Chicago Zone 05-Austin IL   358   2025-10-11   
872-363 7 Chicago Zone 05-Austin IL   358   2025-10-11   
872-385 5 Chicago Zone 09-South Chicago IL   358   2025-10-10   
872-799 A Chicago Zone 10-Beverly IL   358   2025-11-07   
872-799 9 Chicago Zone 10-Beverly IL   358   2025-11-07   
878-230 A Pittsburgh Zone 4 PA PITBPADTXXX  234      
878-230 8 Pittsburgh Zone 4 PA PITBPADTXXX  234   2021-06-18   
878-230 9 Pittsburgh Zone 4 PA PITBPADTXXX  234   2021-06-18   
878-668 0 Enon Valley PA   234   2017-02-27   
878-668 1 Enon Valley PA PITBPADTXHX  234   2016-05-20   
878-668 2 Enon Valley PA PITBPADTXHX  234   2016-05-20   
878-668 3 Enon Valley PA PITBPADTXHX  234   2016-05-20   
878-668 4 Enon Valley PA PITBPADTXHX  234   2016-05-20   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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