Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: SNDGCA51CM3

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
442-349 5 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-02-14   
442-349 6 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-02-14   
442-349 7 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-02-14   
442-349 8 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-02-14   
442-349 9 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-02-14   
442-350 A Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732      
442-350 1 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2020-10-06   
442-350 2 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2020-03-26   
442-350 3 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2020-03-26   
442-350 4 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2020-03-26   
442-350 5 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2020-03-26   
442-350 6 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2020-03-26   
442-350 7 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2020-03-26   
442-350 8 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2020-03-26   
442-350 9 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2020-03-26   
442-351 A Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732      
442-351 0 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-03-01   
442-351 1 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-03-01   
442-351 2 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-03-01   
442-351 3 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-03-01   
442-351 4 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-03-01   
442-351 5 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-03-01   
442-351 6 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-03-01   
442-351 7 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-03-01   
442-351 8 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-03-01   
442-351 9 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-03-01   
442-355 3 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-07-31   
442-355 5 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2025-01-13   
442-355 6 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-07-31   
442-355 7 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-07-31   
442-355 8 Escondido CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-07-31   
442-358 6 Ramona CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2022-02-24   
442-367 A Calexico CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732      
442-367 6 Calexico CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2022-06-06   
442-367 7 Calexico CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2022-04-22   
442-367 8 Calexico CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2022-03-03   
442-367 9 Calexico CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-12-03   
442-374 2 Fallbrook CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2025-06-27   
442-374 3 Fallbrook CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2026-02-06   
442-378 7 Fallbrook CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2024-09-16   
442-404 1 Vista CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2024-04-14   
442-409 A Calexico CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732      
442-409 1 Calexico CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2025-10-17   
442-409 3 Calexico CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2025-12-19   
442-409 5 Calexico CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2026-01-30   
442-409 8 Calexico CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2024-01-01   
442-409 9 Calexico CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2023-07-31   
442-412 7 Brawley CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2023-11-13   
442-413 0 Encinitas CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2025-10-04   
442-413 7 Encinitas CA 6010 NEW CINGULAR WIRELESS PCS, LLC 732   2024-10-05   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 >>

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.