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
702-887 6 Mount Charleston NV LSVGNVXBXKZ  721   2016-09-03   
702-887 7 Mount Charleston NV LSVGNVXBXKZ  721   2016-09-03   
702-887 8 Mount Charleston NV LSVGNVXBXKZ  721   2016-09-03   
702-887 9 Mount Charleston NV LSVGNVXBXKZ  721   2016-09-03   
702-905 0 Searchlight NV LSVGNVXBXKZ  721   2016-09-03   
702-905 2 Searchlight NV LSVGNVXBXKZ  721   2016-09-03   
702-905 3 Searchlight NV LSVGNVXBXKZ  721   2016-09-03   
702-905 5 Searchlight NV LSVGNVXBXKZ  721   2016-05-15   
702-905 6 Searchlight NV LSVGNVXBXKZ  721   2016-05-15   
702-905 7 Searchlight NV LSVGNVXBXKZ  721   2016-05-15   
702-905 8 Searchlight NV LSVGNVXBXKZ  721   2016-05-15   
702-905 9 Searchlight NV LSVGNVXBXKZ  721   2016-05-15   
704-702 9 Bessemer City NC   422   2025-10-19   
704-800 9 Belmont NC   422   2025-10-19   
704-899 3 Lowell NC   422   2025-10-19   
707-606 2 Benicia CA   722   2016-08-28   
707-606 3 Benicia CA SNFCCA21XOZ  722   2016-06-09   
707-606 4 Benicia CA SNFCCA21XOZ  722   2016-06-09   
707-606 5 Benicia CA SNFCCA21XOZ  722   2016-06-09   
707-606 6 Benicia CA SNFCCA21XOZ  722   2016-06-09   
707-606 7 Benicia CA SNFCCA21XOZ  722   2016-06-09   
707-742 8 Benicia CA SNFCCA21XOZ  722   2016-08-28   
712-512 A Mineola IA OMAKNEYW7MD  644      
712-512 9 Mineola IA OMAKNEYW7MD  644   2020-01-01   
712-513 A Carroll IA OMAHNENWXAY  644      
712-513 9 Carroll IA OMAHNENWXAY  644   2020-01-01   
712-514 9 Spencer IA SXCYIADTYMD  630   2019-12-26   
712-812 A Sioux City IA   630   2025-08-29   
712-812 7 Sioux City IA   630   2025-08-29   
712-812 8 Sioux City IA   630   2025-08-29   
712-812 9 Sioux City IA   630   2025-08-29   
716-469 A Niagara Falls NY BFLONYFRXFX  140      
716-469 8 Niagara Falls NY BFLONYFRXFX  140   2021-04-03   
716-469 9 Niagara Falls NY BFLONYFRXFX  140   2021-04-03   
716-815 A Buffalo NY BFLONYFRXNX  140      
716-815 9 Buffalo NY BFLONYFRXNX  140   2019-03-09   
716-975 3 Buffalo NY   140   2026-01-18   
716-975 4 Buffalo NY   140   2026-01-18   
719-270 5 Cripple Creek CO CLSPCOMAXWY  658   2016-09-01   
719-270 6 Cripple Creek CO CLSPCOMAXWY  658   2016-09-01   
719-270 8 Cripple Creek CO CLSPCOMAXWY  658   2016-09-01   
719-300 3 Colorado Springs-Main CO CLSPCOMAXWY  658   2020-04-25   
719-500 5 Colorado Springs-Main CO CLSPCOMAXWY  658   2020-02-16   
719-678 A Colorado Springs-Main CO CLSPCOMAXBZ  658      
719-678 8 Colorado Springs-Main CO CLSPCOMAXBZ  658   2022-09-04   
719-678 9 Colorado Springs-Main CO CLSPCOMAXBZ  658   2022-09-04   
719-718 0 Cripple Creek CO   658   2016-09-01   
719-718 2 Cripple Creek CO CLSPCOMAXWY  658   2016-09-01   
719-718 3 Cripple Creek CO CLSPCOMAXWY  658   2016-09-01   
719-718 4 Cripple Creek CO   658   2016-09-01   

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

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