Local Calling Guide

Rate centre information

Search by rate centre (exchange) name, region, area code, LATA. Enter full or partial name. Use official postal abbreviations for province/state/territory.

Clayton, CA [Prefix detail]

LATA: 722 SAN FRANCISCO CA

LIR:

V: 08451 H: 08641

ILEC: 9740 PACIFIC BELL

NPA 925:

276 304 524 567 672 673 690 693 844 889 914 993

See all [Local Prefixes]

Local calling TO: [Reverse direction]

OCNRate centrePlan typeCall typeMonthly limit (minutes)NoteEffective date
Antioch, CA ZUM2    
Benicia, CA ZUM3    
Bishop Ranch, CA ZUM3    
Concord, CA ZUM1    
Danville, CA ZUM2    
Dublin-San Ramon, CA ZUM3    
East Contra Costa, CA ZUM3    
Lafayette, CA ZUM2    
Martinez, CA ZUM2    
Moraga, CA ZUM3    
Orinda, CA ZUM3    
Pittsburg, CA ZUM1    
Pittsburg West, CA ZUM1    
Walnut Creek, CA ZUM1    

*If OCN is blank, this indicates the default local calling area for all carriers. If OCN is not blank, then local calling is available for that OCN only.

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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