Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 7379 MATRIX TELECOM, LLC. S/I/I TNCI - CA

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
916-848 A Sacramento: Main DA CA SCRMCAWC2KD  726      
916-860 A Fair Oaks (Sacramento) CA SCRMCAWC2KD  726      
916-866 A Fair Oaks (Sacramento) CA SCRMCAWC2KD  726      
916-914 A Sacramento: Main DA CA SCRMCAWC2KD  726      
925-293 A Martinez CA OKLDCAAN5MD  722      
925-369 A Martinez CA OKLDCAAN5MD  722      
925-475 A Pleasanton CA OKLDCAAN5MD  722      
925-476 A Walnut Creek CA OKLDCAAN5MD  722      
925-605 A Livermore CA OKLDCAAN5MD  722      
925-663 A Sunol CA OKLDCAAN5MD  722      
925-664 A Pittsburg West CA OKLDCAAN5MD  722      
925-665 A Pittsburg CA OKLDCAAN5MD  722      
925-666 A East Contra Costa CA OKLDCAAN5MD  722      
925-775 A Antioch CA OKLDCAAN5MD  722      
925-848 A Antioch CA OKLDCAAN5MD  722      
925-884 A Bishop Ranch CA OKLDCAAN5MD  722      
925-885 A Orinda CA OKLDCAAN5MD  722      
925-886 A Danville CA OKLDCAAN5MD  722      
925-887 A Concord CA OKLDCAAN5MD  722      
925-888 A Moraga CA OKLDCAAN5MD  722      
925-889 A Clayton CA OKLDCAAN5MD  722      
925-891 A Walnut Creek CA OKLDCAAN5MD  722      
925-892 A Pleasanton CA OKLDCAAN5MD  722      
925-905 A Dublin-San Ramon CA OKLDCAAN5MD  722      
949-209 A Newport Beach CA LSANCARC5KD  730      
949-266 A Irvine CA LSANCARC5KD  730      
949-281 A Laguna Beach CA LSANCARC5KD  730      
949-354 A Saddleback Valley CA LSANCARC5KD  730      
949-528 A Saddleback Valley CA LSANCARC5KD  730      
949-534 A Trabuco CA LSANCARC5KD  730      
949-606 A Capistrano Valley CA LSANCARC5KD  730      
949-625 A Rancho Viejo CA LSANCARC5KD  730      
949-666 A Trabuco CA LSANCARC5KD  730      
949-767 A Saddleback Valley CA LSANCARC5KD  730      
951-281 A Corona CA LSANCARC5KD  730      
951-326 A Temecula CA LSANCARC5KD  730      
951-327 A Hemet: San Jacinto DA CA LSANCARC5KD  730      
951-346 A Riverside CA LSANCARC5KD  730      

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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