Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: HYWRCA115MD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
415-603 4 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2012-05-07   
415-603 6 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2012-05-07   
415-614 4 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2006-10-09   
415-614 6 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2005-06-02   
415-614 7 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2005-06-02   
415-614 8 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2005-06-02   
415-630 A Nicasio CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-630 9 Nicasio CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-633 A San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-633 0 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-633 1 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-633 2 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-633 3 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-633 5 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-633 7 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-633 9 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-645 A San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-645 0 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-645 1 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-645 4 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-645 5 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-645 7 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-645 8 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-645 9 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-660 4 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2013-11-18   
415-667 A San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-683 A San Francisco: Montrose-Evergreen DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-683 4 San Francisco: Montrose-Evergreen DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-683 5 San Francisco: Montrose-Evergreen DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2007-07-17   
415-692 8 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2006-08-23   
415-729 7 Sausalito CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2011-03-25   
415-737 A Corte Madera CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-737 0 Corte Madera CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-737 1 Corte Madera CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2006-08-14   
415-737 2 Corte Madera CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2007-05-04   
415-737 7 Corte Madera CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2013-09-13   
415-744 1 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2008-11-10   
415-746 2 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2006-06-11   
415-746 3 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2006-06-11   
415-766 4 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2010-11-24   
415-766 5 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2010-11-24   
415-783 A San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-795 1 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2010-12-20   
415-795 3 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2010-12-20   
415-795 4 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2010-12-20   
415-795 5 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2010-12-20   
415-796 A San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-796 1 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-796 4 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-796 5 San Francisco: Central DA CA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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