Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: SNFCCA21XOZ

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
341-777 1 Hayward CA 321J HD CARRIER LLC 722   2019-07-23   
369-888 1 Ferndale CA 321J HD CARRIER LLC 722   2023-07-09   
369-999 1 Kenwood CA 321J HD CARRIER LLC 722   2023-07-09   
408-897 2 San Antonio CA 321J HD CARRIER LLC 722   2016-06-09   
415-909 1 San Francisco: Juniper DA CA 321J HD CARRIER LLC 722   2016-06-09   
415-909 2 San Francisco: Juniper DA CA 321J HD CARRIER LLC 722   2016-06-09   
415-909 6 San Francisco: Juniper DA CA 321J HD CARRIER LLC 722   2016-06-28   
510-335 1 Fremont-Newark: Main DA CA 321J HD CARRIER LLC 722   2012-08-24   
510-937 5 Crockett CA 321J HD CARRIER LLC 722   2016-06-09   
510-937 8 Crockett CA 321J HD CARRIER LLC 722   2016-06-09   
628-629 A San Francisco: Central DA CA 321J HD CARRIER LLC 722      
628-629 9 San Francisco: Central DA CA 321J HD CARRIER LLC 722   2019-02-09   
650-337 5 Pescadero CA 321J HD CARRIER LLC 722   2013-04-05   
650-662 A La Honda CA 321J HD CARRIER LLC 722      
650-662 3 La Honda CA 321J HD CARRIER LLC 722   2016-08-18   
650-662 7 La Honda CA 321J HD CARRIER LLC 722   2016-08-18   
650-662 8 La Honda CA 321J HD CARRIER LLC 722   2016-08-18   
650-662 9 La Honda CA 321J HD CARRIER LLC 722   2016-08-18   
650-673 4 La Honda CA 321J HD CARRIER LLC 722   2016-08-18   
650-673 5 La Honda CA 321J HD CARRIER LLC 722   2016-08-18   
650-673 6 La Honda CA 321J HD CARRIER LLC 722   2016-08-18   
650-673 8 La Honda CA 321J HD CARRIER LLC 722   2016-08-18   
650-673 9 La Honda CA 321J HD CARRIER LLC 722   2016-08-18   
650-748 1 La Honda CA 321J HD CARRIER LLC 722   2016-08-18   
650-748 3 La Honda CA 321J HD CARRIER LLC 722   2016-08-18   
650-748 5 La Honda CA 321J HD CARRIER LLC 722   2016-08-18   
650-748 6 La Honda CA 321J HD CARRIER LLC 722   2016-08-18   
650-748 7 La Honda CA 321J HD CARRIER LLC 722   2016-08-18   
650-748 8 La Honda CA 321J HD CARRIER LLC 722   2016-08-18   
650-795 1 La Honda CA 321J HD CARRIER LLC 722   2016-06-09   
650-795 2 La Honda CA 321J HD CARRIER LLC 722   2016-06-09   
650-795 3 La Honda CA 321J HD CARRIER LLC 722   2016-06-09   
650-795 4 La Honda CA 321J HD CARRIER LLC 722   2016-06-09   
650-795 5 La Honda CA 321J HD CARRIER LLC 722   2016-06-09   
650-795 8 La Honda CA 321J HD CARRIER LLC 722   2016-08-18   
650-795 9 La Honda CA 321J HD CARRIER LLC 722   2016-08-18   
669-206 4 Sunnyvale CA 321J HD CARRIER LLC 722   2016-10-22   
669-206 5 Sunnyvale CA 321J HD CARRIER LLC 722   2016-10-22   
669-206 6 Sunnyvale CA 321J HD CARRIER LLC 722   2016-10-22   
669-274 9 San Jose: South DA CA 321J HD CARRIER LLC 722   2016-06-09   
669-275 0 San Jose: South DA CA 321J HD CARRIER LLC 722   2016-06-09   
669-275 1 San Jose: South DA CA 321J HD CARRIER LLC 722   2016-06-09   
669-275 6 San Jose: South DA CA 321J HD CARRIER LLC 722   2016-06-09   
669-275 8 San Jose: South DA CA 321J HD CARRIER LLC 722   2016-06-09   
707-606 3 Benicia CA 321J HD CARRIER LLC 722   2016-06-09   
707-606 4 Benicia CA 321J HD CARRIER LLC 722   2016-06-09   
707-606 5 Benicia CA 321J HD CARRIER LLC 722   2016-06-09   
707-606 6 Benicia CA 321J HD CARRIER LLC 722   2016-06-09   
707-606 7 Benicia CA 321J HD CARRIER LLC 722   2016-06-09   
707-742 8 Benicia CA 321J HD CARRIER LLC 722   2016-08-28   
831-777 0 Santa Cruz CA 321J HD CARRIER LLC 722   2016-06-28   
831-777 1 Santa Cruz CA 321J HD CARRIER LLC 722   2016-06-28   
831-999 4 Santa Cruz CA 321J HD CARRIER LLC 722   2016-06-13   
831-999 5 Santa Cruz CA 321J HD CARRIER LLC 722   2016-06-17   
831-999 6 Santa Cruz CA 321J HD CARRIER LLC 722   2016-06-13   
925-500 6 Martinez CA 321J HD CARRIER LLC 722   2016-06-06   
925-500 7 Martinez CA 321J HD CARRIER LLC 722   2016-06-06   
925-500 9 Martinez CA 321J HD CARRIER LLC 722   2016-06-06   
925-693 2 Clayton CA 321J HD CARRIER LLC 722   2016-10-20   
925-693 4 Clayton CA 321J HD CARRIER LLC 722   2016-10-20   
925-693 5 Clayton CA 321J HD CARRIER LLC 722   2016-10-20   
925-693 6 Clayton CA 321J HD CARRIER LLC 722   2016-10-20   
925-723 5 Martinez CA 321J HD CARRIER LLC 722   2016-06-06   
925-723 6 Martinez CA 321J HD CARRIER LLC 722   2016-06-06   
925-844 0 Clayton CA 321J HD CARRIER LLC 722   2016-10-20   
925-844 6 Clayton CA 321J HD CARRIER LLC 722   2016-10-20   
925-844 8 Clayton CA 321J HD CARRIER LLC 722   2016-10-20   
925-957 3 Martinez CA 321J HD CARRIER LLC 722   2013-04-05   
925-993 A Clayton CA 321J HD CARRIER LLC 722      
925-993 0 Clayton CA 321J HD CARRIER LLC 722   2016-10-20   
925-993 3 Clayton CA 321J HD CARRIER LLC 722   2016-10-20   
925-993 5 Clayton CA 321J HD CARRIER LLC 722   2016-10-20   
925-993 6 Clayton CA 321J HD CARRIER LLC 722   2016-10-20   

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

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