Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 490J BOOST SUBSCRIBERCO L.L.C.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
440-798 A Amherst OH CLEVOHEKRMD  320      
440-798 5 Amherst OH CLEVOHEKRMD  320   2026-02-23   
440-798 8 Amherst OH CLEVOHEKRMD  320   2022-06-16   
440-814 A Perry OH CLEVOHEKRMD  320      
440-814 9 Perry OH CLEVOHEKRMD  320   2022-04-30   
440-825 8 Ashtabula OH CLEVOHEKRMD  320   2022-09-01   
440-844 0 Madison OH CLEVOHEKRMD  320   2023-01-17   
440-857 1 Cleveland OH CLEVOHEKRMD  320   2026-03-26   
440-857 4 Cleveland OH CLEVOHEKRMD  320   2026-05-24   
440-857 5 Cleveland OH CLEVOHEKRMD  320   2026-06-23   
440-857 6 Cleveland OH CLEVOHEKRMD  320   2026-07-23   
440-857 7 Cleveland OH CLEVOHEKRMD  320   2026-08-22   
440-889 8 Montville OH CLEVOHEKRMD  320   2022-09-01   
440-890 1 Mentor OH CLEVOHEKRMD  320   2022-05-17   
442-313 9 Havasu Lake CA LSANCAJWMMD  730   2023-12-10   
442-358 1 Ramona CA SNDGCA0200Z  732   2023-11-27   
442-367 1 Calexico CA SNDGCA0200Z  732   2023-07-01   
442-391 A Winterhaven CA PHNXAZ19DMD  666      
442-391 0 Winterhaven CA PHNXAZ19DMD  666   2022-09-29   
442-401 A Victorville: Victorville DA CA LSANCAJWMMD  730      
442-401 0 Victorville: Victorville DA CA LSANCAJWMMD  730   2023-07-31   
442-403 A Desert Hot Springs CA PLSPCA19DMD  973      
442-403 9 Desert Hot Springs CA PLSPCA19DMD  973   2023-07-31   
442-404 A Vista CA SNDGCA0200Z  732      
442-404 9 Vista CA SNDGCA0200Z  732   2023-08-04   
442-426 2 Wrightwood: Wrightwood DA CA LSANCAJWMMD  730   2024-03-26   
442-438 5 Victorville: Victorville DA CA LSANCAJWMMD  730   2026-03-28   
442-464 6 Vista CA SNDGCA0200Z  732   2025-11-15   
442-469 7 Victorville: Victorville DA CA LSANCAJWMMD  730   2025-09-15   
442-542 9 Needles CA LSANCAJWMMD  730   2023-12-10   
442-646 2 Brawley CA SNDGCA0200Z  732   2023-11-27   
442-677 3 Palm Desert CA PLSPCA19DMD  973   2023-07-01   
442-998 5 Palm Desert CA PLSPCA19DMD  973   2025-11-13   
443-726 3 Baltimore MD BLTQMD019MD  238   2024-05-13   
443-740 7 Baltimore MD BLTQMD019MD  238   2024-07-20   
445-282 A Doylestown PA PHLAPAFGXBY  228      
445-282 9 Doylestown PA PHLAPAFGXBY  228   2023-06-10   
445-286 4 Philadelphia Zone 1 PA PHLAPAFGXBY  228   2024-09-10   
445-286 5 Philadelphia Zone 1 PA PHLAPAFGXBY  228   2024-09-10   
445-305 2 Philadelphia Suburban Zone 45 PA PHLAPAFGXBY  228   2025-05-29   
445-305 3 Philadelphia Suburban Zone 45 PA PHLAPAFGXBY  228   2025-06-30   
445-305 4 Philadelphia Suburban Zone 45 PA PHLAPAFGXBY  228   2025-07-28   
445-305 6 Philadelphia Suburban Zone 45 PA PHLAPAFGXBY  228   2025-09-29   
445-305 7 Philadelphia Suburban Zone 45 PA PHLAPAFGXBY  228   2024-06-09   
445-305 8 Philadelphia Suburban Zone 45 PA PHLAPAFGXBY  228   2024-08-26   
445-308 6 Philadelphia Zone 1 PA PHLAPAFGXBY  228   2024-10-07   
445-308 7 Philadelphia Zone 1 PA PHLAPAFGXBY  228   2024-12-09   
445-320 4 Philadelphia Zone 1 PA PHLAPAFGXBY  228   2025-08-25   
445-321 4 Philadelphia Zone 1 PA PHLAPAFGXBY  228   2026-05-30   
445-328 3 Philadelphia Zone 1 PA PHLAPAFGXBY  228   2026-08-17   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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