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
424-304 9 Redondo CA LSANCARCY1X  730   2016-08-27   
424-350 2 Redondo CA LSANCARCY1X  730   2016-08-27   
424-359 4 Beverly Hills CA LSANCARCY1X  730   2016-06-02   
424-359 5 Beverly Hills CA LSANCARCY1X  730   2016-06-02   
424-359 6 Beverly Hills CA   730   2016-06-02   
424-359 7 Beverly Hills CA LSANCARCY1X  730   2016-06-02   
424-359 8 Beverly Hills CA LSANCARCY1X  730   2016-06-02   
424-365 5 West Los Angeles CA LSANCARCY1X  730   2014-08-16   
424-452 3 Redondo CA LSANCARCY1X  730   2016-08-27   
424-452 4 Redondo CA LSANCARCY1X  730   2016-08-27   
424-452 5 Redondo CA LSANCARCY1X  730   2016-08-27   
425-225 0 Silver Lake WA EVRTWAXAXVX  674   2016-09-11   
425-225 9 Silver Lake WA EVRTWAXAXVX  674   2016-09-11   
425-230 8 Bellevue WA EVRTWAXAXVX  674   2016-05-21   
425-230 9 Bellevue WA EVRTWAXAXVX  674   2016-05-21   
425-399 9 Silver Lake WA EVRTWAXAXVX  674   2016-05-21   
425-436 6 Bellevue WA EVRTWAXAXVX  674   2019-09-06   
425-535 A Everett WA EVRTWAXAXVX  674      
425-535 9 Everett WA EVRTWAXAXVX  674   2018-12-27   
425-585 5 Silver Lake WA EVRTWAXAXVX  674   2016-05-21   
425-585 6 Silver Lake WA EVRTWAXAXVX  674   2019-05-05   
425-585 7 Silver Lake WA EVRTWAXAXVX  674   2019-08-22   
425-666 4 Everett WA EVRTWAXAXVX  674   2020-10-08   
425-666 5 Everett WA EVRTWAXAXVX  674   2020-10-08   
425-800 1 Bellevue WA   674   2017-11-05   
425-800 2 Bellevue WA EVRTWAXAXVX  674   2017-11-05   
430-450 A Longview TX   554   2026-01-22   
430-450 6 Longview TX   554   2026-01-22   
430-450 7 Longview TX   554   2026-01-22   
430-450 8 Longview TX   554   2026-01-22   
430-450 9 Longview TX   554   2026-01-22   
434-291 A Lynchburg VA LYBGVA556MD  250      
434-291 8 Lynchburg VA LYBGVA556MD  250   2020-11-20   
434-291 9 Lynchburg VA LYBGVA556MD  250   2020-11-20   
434-833 A Charlottesville VA CHVLVAXAXOY  928      
434-833 8 Charlottesville VA CHVLVAXAXOY  928   2020-11-20   
434-833 9 Charlottesville VA CHVLVAXAXOY  928   2020-11-20   
440-440 5 Hillcrest OH   320   2026-02-20   
440-440 6 Hillcrest OH   320   2026-02-20   
440-672 A Cleveland OH CLEVOHEKLMD  320      
440-672 8 Cleveland OH CLEVOHEKLMD  320   2020-10-09   
440-672 9 Cleveland OH CLEVOHEKLMD  320   2020-10-09   
440-696 A Brecksville OH CLEVOHEKPMD  320      
440-696 8 Brecksville OH CLEVOHEKPMD  320   2021-06-13   
440-696 9 Brecksville OH CLEVOHEKPMD  320   2021-06-13   
442-204 7 Vista CA SNDGCA0261Z  732   2016-06-11   
442-204 8 Vista CA SNDGCA0261Z  732   2016-06-11   
442-204 9 Vista CA SNDGCA0261Z  732   2016-06-11   
442-227 A Palm Desert CA PLSPCAXGXVZ  973      
442-227 1 Palm Desert CA PLSPCAXGXVZ  973   2013-12-16   

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

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