Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 478J NUSO, LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
319-503 1 Cedar Rapids IA   635   2025-04-24   
320-482 A St Cloud MN   626   2025-03-17   
320-482 1 St Cloud MN   626   2025-03-17   
325-297 A San Angelo TX SANGTX01XOX  961      
325-297 1 San Angelo TX SANGTX01XOX  961   2023-11-26   
325-297 2 San Angelo TX SANGTX01XOX  961   2021-11-29   
325-297 3 San Angelo TX SANGTX01XOX  961   2023-11-26   
325-297 4 San Angelo TX SANGTX01XOX  961   2024-06-06   
325-297 5 San Angelo TX SANGTX01XOX  961   2024-06-06   
325-297 6 San Angelo TX SANGTX01XOX  961   2024-09-07   
325-297 7 San Angelo TX SANGTX01XOX  961   2024-09-07   
325-298 A Abilene TX ABLNTXROZMD  550      
325-298 2 Abilene TX ABLNTXROZMD  550   2021-11-29   
325-298 6 Abilene TX ABLNTXROZMD  550   2023-12-05   
325-298 8 Abilene TX ABLNTXROZMD  550   2023-11-25   
325-319 4 Abilene TX ABLNTXROZMD  550   2024-06-06   
325-319 5 Abilene TX ABLNTXROZMD  550   2024-06-06   
325-319 6 Abilene TX ABLNTXROZMD  550   2024-09-07   
325-339 5 Abilene TX ABLNTXROZMD  550   2024-09-12   
325-349 2 Abilene TX ABLNTXROZMD  550   2024-09-07   
331-271 8 Hinsdale IL CHCGILWBXSZ  358   2020-12-20   
331-271 9 Hinsdale IL CHCGILWBXSZ  358   2020-12-20   
331-289 1 Hinsdale IL CHCGILWBXSZ  358   2023-12-14   
331-317 5 Hinsdale IL CHCGILWBXSZ  358   2024-06-04   
331-317 6 Hinsdale IL CHCGILWBXSZ  358   2024-06-04   
332-234 A New York City Zone 01 NY NYCMNY13XJX  132      
332-234 1 New York City Zone 01 NY NYCMNY13XJX  132   2020-08-09   
332-239 A New York City Zone 01 NY NYCMNY13XJX  132      
332-239 1 New York City Zone 01 NY NYCMNY13XJX  132   2021-02-08   
332-239 2 New York City Zone 01 NY NYCMNY13XJX  132   2021-02-08   
332-277 6 New York City Zone 01 NY NYCMNY13XJX  132   2024-02-03   
332-277 7 New York City Zone 01 NY NYCMNY13XJX  132   2024-02-03   
334-962 A Auburn AL   478   2025-06-09   
334-962 1 Auburn AL   478   2025-06-09   
337-822 A Lafayette LA   488   2025-03-22   
337-822 1 Lafayette LA   488   2025-03-22   
346-428 A Houston TX HSTNTXJAXJY  560      
346-428 1 Houston TX HSTNTXJAXJY  560   2020-09-25   
346-428 2 Houston TX HSTNTXJAXJY  560   2020-09-25   
346-428 3 Houston TX HSTNTXJAXJY  560   2020-09-25   
346-428 4 Houston TX HSTNTXJAXJY  560   2020-09-25   
346-428 5 Houston TX HSTNTXJAXJY  560   2020-09-25   
346-428 6 Houston TX HSTNTXJAXJY  560   2020-09-25   
346-683 5 Westfield TX HSTNTXJAXJY  560   2023-11-26   
346-683 6 Westfield TX HSTNTXJAXJY  560   2023-11-26   
346-797 1 Westfield TX HSTNTXJAXJY  560   2024-06-21   
346-797 2 Westfield TX HSTNTXJAXJY  560   2024-06-21   
350-242 A Stockton CA   738   2025-06-12   
350-242 1 Stockton CA   738   2025-06-12   
352-718 A Ocala FL OCALFLXA07Z  45403      

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Last updated: Sun, 17 May 2026 03:26:51 UTC

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