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.

OCN: 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA

<< 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 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
707-898 4 Vacaville CA   722   2018-10-21   
707-900 2 Lakeport CA   722   2013-04-23   
707-900 7 Lakeport CA   722   2013-04-07   
707-901 2 Boonville CA   722   2013-03-29   
707-902 A Hydesville CA SNJUCACLDS1  722      
707-902 0 Hydesville CA   722   2012-10-25   
707-904 9 Forestville CA   722   2024-04-12   
707-912 4 St Helena CA   722   2024-10-26   
707-912 8 St Helena CA   722   2022-01-26   
707-919 7 Santa Rosa CA   722   2018-10-26   
707-924 5 Leggett CA   722   2025-05-08   
707-925 0 Leggett CA   722   2013-04-12   
707-928 3 Cobb Mountain CA   722   2025-05-08   
707-928 7 Cobb Mountain CA   722   2013-03-29   
707-929 6 Cobb Mountain CA   722   2024-06-14   
707-930 9 Annapolis CA   722   2022-10-19   
707-932 7 Garberville CA   722   2013-03-29   
707-934 4 Sonoma CA   722   2013-03-29   
707-941 9 Fort Bragg CA   722   2024-12-12   
707-946 9 Weott CA   722   2025-09-14   
707-948 9 Yountville CA   722   2021-09-30   
707-949 8 Weott CA   722   2013-03-29   
707-955 7 Healdsburg CA   722   2013-03-29   
707-957 9 Trinidad CA   722   2018-09-14   
707-966 2 Lake Berryessa CA   722   2013-04-07   
707-966 3 Lake Berryessa CA   722   2013-04-07   
707-966 4 Lake Berryessa CA   722   2025-06-09   
707-968 6 St Helena CA   722   2013-03-29   
707-969 6 Fort Bragg CA   722   2013-03-29   
707-970 6 Windsor CA   722   2024-04-12   
707-979 1 Mendocino CA   722   2015-10-31   
707-979 2 Mendocino CA   722   2016-10-08   
707-979 9 Mendocino CA   722   2016-09-17   
707-983 4 Covelo CA   722   2020-04-08   
707-985 4 Laytonville CA   722   2024-12-13   
707-985 5 Laytonville CA   722   2013-04-07   
707-985 6 Laytonville CA   722   2013-04-07   
707-986 5 Whitethorn CA   722   2013-04-12   
707-986 6 Whitethorn CA   722   2013-04-12   
707-988 4 Whitethorn CA   722   2025-06-09   
707-991 2 Sonoma CA   722   2024-11-19   
707-992 4 Petaluma: Swift DA CA   722   2013-03-29   
714-278 3 Fullerton CA   730   2019-12-27   
714-332 A Brea CA LSANCAJWDS9  730      
714-332 2 Brea CA   730   2013-04-29   
714-332 3 Brea CA   730   2013-04-29   
714-332 4 Brea CA   730   2021-09-24   
714-430 8 Santa Ana CA   730   2018-10-21   
714-461 0 Fullerton CA   730   2012-05-06   
714-461 2 Fullerton CA   730   2012-05-06   

<< 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 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 >>

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.