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: 279 [Rate centres in NPA 279] [Dial plan for NPA 279]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
279-977 0 Roseville: Main DA CA WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2021-11-15   
279-977 1 Roseville: Main DA CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2022-02-13   
279-977 2 Roseville: Main DA CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2022-03-23   
279-977 3 Roseville: Main DA CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2022-04-23   
279-977 4 Roseville: Main DA CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2022-05-30   
279-977 5 Roseville: Main DA CA WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2022-01-08   
279-977 6 Roseville: Main DA CA WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2022-01-08   
279-977 7 Roseville: Main DA CA SCRMCA0104Z  965H FRACTEL, LLC 726   2021-11-14   
279-977 8 Roseville: Main DA CA WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2021-11-15   
279-977 9 Roseville: Main DA CA WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2021-11-15   
279-999 A South Placer CA SCRMCA01XSY  649C ONVOY, LLC - CA 726      
279-999 0 South Placer CA   515J IP HORIZON LLC 726   2018-04-20   
279-999 1 South Placer CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726   2019-05-31   
279-999 2 South Placer CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2019-08-05   
279-999 3 South Placer CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726   2019-07-11   
279-999 4 South Placer CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2019-09-08   
279-999 5 South Placer CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726   2019-09-27   
279-999 6 South Placer CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726   2019-09-27   
279-999 7 South Placer CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2018-03-16   
279-999 8 South Placer CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726   2019-08-19   
279-999 9 South Placer CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2018-03-16   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.