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.

NPA: 820 [Rate centres in NPA 820] [Dial plan for NPA 820]

1 2 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
820-200 A Thousand Oaks CA   181J ADVANCED TELECOM SOLUTIONS, LLC 730   2018-08-09   
820-200 0 Thousand Oaks CA   181J ADVANCED TELECOM SOLUTIONS, LLC 730   2018-08-09   
820-200 1 Thousand Oaks CA   7139 TELEPORT COMMUNICATIONS GROUP - LOS ANGELES 730   2020-02-13   
820-200 9 Thousand Oaks CA   6529 T-MOBILE USA, INC. 730   2019-07-20   
820-201 A Oxnard CA   0051 SHELCOMM 730   2018-09-14   
820-202 A San Luis Obispo CA   425J CSC WIRELESS, LLC 740   2020-04-10   
820-202 2 San Luis Obispo CA   425J CSC WIRELESS, LLC 740   2020-04-10   
820-222 A Camarillo CA   965H FRACTEL, LLC 730   2019-03-23   
820-222 2 Camarillo CA   965H FRACTEL, LLC 730   2019-03-23   
820-222 6 Camarillo CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2020-05-22   
820-222 7 Camarillo CA   965H FRACTEL, LLC 730   2019-03-23   
820-222 8 Camarillo CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2020-06-22   
820-222 9 Camarillo CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2020-07-27   
820-280 A Los Alamos CA   321J HD CARRIER LLC 740   2019-11-23   
820-280 9 Los Alamos CA   321J HD CARRIER LLC 740   2019-11-23   
820-300 A Guadalupe CA   649C ONVOY, LLC - CA 740   2019-03-01   
820-300 0 Guadalupe CA   649C ONVOY, LLC - CA 740   2019-03-01   
820-300 1 Guadalupe CA   649C ONVOY, LLC - CA 740   2019-03-01   
820-300 2 Guadalupe CA   649C ONVOY, LLC - CA 740   2019-05-10   
820-300 3 Guadalupe CA   965H FRACTEL, LLC 740   2019-06-12   
820-300 4 Guadalupe CA   649C ONVOY, LLC - CA 740   2020-06-08   
820-300 5 Guadalupe CA   649C ONVOY, LLC - CA 740   2019-09-15   
820-300 8 Guadalupe CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 740   2020-03-09   
820-333 A Thousand Oaks CA   965H FRACTEL, LLC 730   2019-03-21   
820-333 0 Thousand Oaks CA   649C ONVOY, LLC - CA 730   2020-05-05   
820-333 1 Thousand Oaks CA   649C ONVOY, LLC - CA 730   2020-05-05   
820-333 2 Thousand Oaks CA   649C ONVOY, LLC - CA 730   2019-09-09   
820-333 3 Thousand Oaks CA   965H FRACTEL, LLC 730   2019-03-21   
820-333 4 Thousand Oaks CA   649C ONVOY, LLC - CA 730   2019-09-09   
820-333 6 Thousand Oaks CA   7139 TELEPORT COMMUNICATIONS GROUP - LOS ANGELES 730   2019-03-22   
820-333 7 Thousand Oaks CA   7139 TELEPORT COMMUNICATIONS GROUP - LOS ANGELES 730   2019-04-13   
820-333 8 Thousand Oaks CA   7139 TELEPORT COMMUNICATIONS GROUP - LOS ANGELES 730   2019-04-13   
820-400 A Parkfield CA   649C ONVOY, LLC - CA 740   2019-03-01   
820-400 0 Parkfield CA   649C ONVOY, LLC - CA 740   2019-03-01   
820-400 1 Parkfield CA   649C ONVOY, LLC - CA 740   2019-03-01   
820-400 4 Parkfield CA   965H FRACTEL, LLC 740   2019-07-16   
820-444 A Newbury Park CA   965H FRACTEL, LLC 730   2019-03-26   
820-444 2 Newbury Park CA   965H FRACTEL, LLC 730   2019-03-26   
820-444 3 Newbury Park CA   965H FRACTEL, LLC 730   2019-03-26   
820-444 4 Newbury Park CA   965H FRACTEL, LLC 730   2019-03-26   
820-444 5 Newbury Park CA   965H FRACTEL, LLC 730   2019-03-26   
820-500 A Gaviota CA   965H FRACTEL, LLC 740   2020-01-31   
820-500 0 Gaviota CA   965H FRACTEL, LLC 740   2020-01-31   
820-500 2 Gaviota CA   649C ONVOY, LLC - CA 740   2020-06-08   
820-500 3 Gaviota CA   649C ONVOY, LLC - CA 740   2020-06-08   
820-500 5 Gaviota CA   965H FRACTEL, LLC 740   2020-01-31   
820-529 A Piru CA   965H FRACTEL, LLC 730   2020-02-12   
820-529 3 Piru CA   965H FRACTEL, LLC 730   2020-02-12   
820-529 8 Piru CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2020-04-08   
820-529 9 Piru CA   965H FRACTEL, LLC 730   2020-02-12   

1 2 >>

Last updated: Sun, 31 May 2020 11:59:01 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.