Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
628-201 0 San Francisco: Central DA CA   722   2016-10-05   
628-201 9 San Francisco: Central DA CA   722   2016-10-09   
628-202 7 Belvedere CA   722   2020-01-15   
628-204 7 Nicasio CA   722   2016-12-08   
628-207 8 San Francisco: Montrose-Evergreen DA CA   722   2016-09-30   
628-208 7 San Francisco: Central DA CA   722   2017-07-31   
628-210 A Inverness CA SNJUCACLDS1  722      
628-210 0 Inverness CA   722   2016-11-10   
628-210 4 Inverness CA   722   2018-10-20   
628-214 A Novato CA SNJUCACLDS1  722      
628-214 0 Novato CA   722   2016-11-11   
628-214 3 Novato CA   722   2018-10-20   
628-215 9 Mill Valley CA   722   2016-11-15   
628-216 5 Point Reyes CA   722   2018-10-21   
628-226 2 Belvedere CA   722   2016-03-20   
628-228 0 San Francisco: Central DA CA   722   2016-07-03   
628-229 9 Point Reyes CA   722   2016-05-30   
628-232 A Inverness CA SNJUCACLDS1  722      
628-232 2 Inverness CA   722   2015-03-21   
628-234 0 San Rafael CA   722   2015-05-14   
628-236 0 Novato CA   722   2016-04-04   
628-238 A Ignacio CA SNJUCACLDS1  722      
628-238 7 Ignacio CA   722   2016-12-30   
628-239 9 San Francisco: Juniper DA CA   722   2016-10-16   
628-241 2 San Francisco: Juniper DA CA   722   2016-08-19   
628-241 4 San Francisco: Juniper DA CA   722   2016-09-19   
628-244 A Belvedere CA SNJUCACLDS1  722      
628-244 0 Belvedere CA   722   2016-10-13   
628-244 1 Belvedere CA   722   2016-10-14   
628-245 9 Mill Valley CA   722   2016-09-19   
628-251 A San Francisco: Central DA CA SNJUCACLDS1  722      
628-251 0 San Francisco: Central DA CA   722   2016-12-08   
628-251 1 San Francisco: Central DA CA   722   2016-12-08   
628-251 2 San Francisco: Central DA CA   722   2016-12-08   
628-251 3 San Francisco: Central DA CA   722   2016-12-08   
628-251 7 San Francisco: Central DA CA   722   2016-12-08   
628-252 2 Corte Madera CA   722   2016-09-15   
628-252 3 Corte Madera CA   722   2016-10-07   
628-253 1 San Rafael CA   722   2016-09-24   
628-253 2 San Rafael CA   722   2016-10-09   
628-254 1 Sausalito CA   722   2016-10-22   
628-254 2 Sausalito CA   722   2016-10-22   
628-254 7 Sausalito CA   722   2017-07-09   
628-256 7 San Francisco: Montrose-Evergreen DA CA   722   2017-07-09   
628-258 5 Nicasio CA   722   2018-08-31   
628-259 7 Ignacio CA   722   2018-11-16   
628-265 9 Inverness CA   722   2020-12-10   
628-280 5 San Francisco: Montrose-Evergreen DA CA   722   2019-12-28   
628-286 0 San Francisco: Montrose-Evergreen DA CA   722   2020-04-02   
628-291 8 Mill Valley CA   722   2024-11-19   

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

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