Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 4129 O1 COMMUNICATIONS, INC. - CA

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
650-563 2 Moss Beach CA   722   2003-10-12   
650-662 A La Honda CA SNFCCAMMDSA  722      
650-662 0 La Honda CA   722      
650-662 1 La Honda CA   722      
650-662 2 La Honda CA   722      
650-681 A Palo Alto CA SNFCCAMMDSA  722      
650-681 1 Palo Alto CA   722      
650-681 2 Palo Alto CA   722      
650-681 4 Palo Alto CA   722      
650-730 1 San Carlos-Belmont CA   722   2003-10-12   
650-730 2 San Carlos-Belmont CA   722   2003-10-12   
650-753 0 San Mateo CA   722   2015-09-05   
650-835 A South San Francisco CA SNFCCAMMDSA  722      
650-835 0 South San Francisco CA   722      
650-835 1 South San Francisco CA   722      
650-835 2 South San Francisco CA   722      
650-835 4 South San Francisco CA   722      
650-889 A Half Moon Bay CA SNFCCAMMDSA  722      
650-889 1 Half Moon Bay CA   722      
650-889 2 Half Moon Bay CA   722      
650-889 4 Half Moon Bay CA   722      
650-900 A Los Altos CA SNFCCAMMDSA  722      
650-900 1 Los Altos CA   722      
650-900 2 Los Altos CA   722      
650-900 4 Los Altos CA   722      
650-984 A Pacifica CA SNFCCAMMDSA  722      
650-984 1 Pacifica CA   722      
650-984 2 Pacifica CA   722      
650-984 4 Pacifica CA   722      
657-259 1 Huntington Beach CA   730   2015-10-26   
657-266 1 Santa Ana CA   730   2015-07-11   
657-275 0 Placentia CA   730   2015-10-31   
657-288 9 Westminster CA   730   2016-02-28   
657-291 0 Orange CA   730   2015-11-07   
661-210 A Santa Clarita: Newhall-Castaic DA CA LSANCARCD9S  730      
661-210 1 Santa Clarita: Newhall-Castaic DA CA   730      
661-210 2 Santa Clarita: Newhall-Castaic DA CA   730      
661-210 4 Santa Clarita: Newhall-Castaic DA CA   730      
661-214 1 Lost Hills CA   734   2006-09-28   
661-214 2 Lost Hills CA   734   2006-09-28   
661-228 A Hi Vista CA LSANCARCD9S  730      
661-228 1 Hi Vista CA   730      
661-228 2 Hi Vista CA   730      
661-228 4 Hi Vista CA   730      
661-229 A Delano CA BKFDCA11OMD  734      
661-229 1 Delano CA   734      
661-229 2 Delano CA   734      
661-229 4 Delano CA   734      
661-230 A Edwards CA BKFDCA11OMD  734      
661-230 0 Edwards CA   734      

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Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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