Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 553J WHITESKY COMMUNICATIONS, LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
747-899 4 San Fernando: Pacoima DA CA LSANCA03IMD  730   2021-10-02   
747-944 6 Reseda CA LSANCA03IMD  730   2021-10-02   
747-946 9 San Fernando: Sepulveda DA CA LSANCA03IMD  730   2021-10-02   
747-966 9 San Fernando: Granada Hills DA CA LSANCA03IMD  730   2021-10-02   
786-435 A Miami FL MIAMFLGR90Z  46017      
805-265 8 Fillmore CA LSANCA03IMD  730   2021-10-01   
805-506 7 Thousand Oaks CA LSANCA03IMD  730   2021-10-02   
805-849 8 Conejo CA LSANCA03IMD  730   2021-10-01   
818-287 2 North Hollywood CA LSANCA03IMD  730   2021-10-02   
820-204 4 Camarillo CA LSANCA03IMD  730   2021-10-01   
820-432 0 Newbury Park CA LSANCA03IMD  730   2021-10-08   
831-274 9 Watsonville CA SNFCCA21XPZ  722   2021-09-16   
831-401 8 Ben Lomond CA SNFCCA21XPZ  722   2021-09-16   
831-432 2 Boulder Creek CA SNFCCA21XPZ  722   2021-09-16   
831-612 8 Aptos CA SNFCCA21XPZ  722   2021-09-16   
840-209 0 Arrowhead CA LSANCA03IMD  730   2021-11-01   
840-300 2 Redlands CA LSANCA03IMD  730   2021-10-02   
840-600 9 Colton CA LSANCA03IMD  730   2021-10-01   
840-699 0 Ontario CA LSANCA03IMD  730   2021-10-02   
840-788 0 Fontana CA LSANCA03IMD  730   2021-10-01   
840-799 0 Rialto CA LSANCA03IMD  730   2021-10-02   
840-877 0 Marshall CA LSANCA03IMD  730   2021-10-02   
840-899 0 Highland CA LSANCA03IMD  730   2021-10-01   
872-270 A Chicago Zone 01-Calumet IL CHCGILIDXEX  358      
901-587 A Memphis TN MMPHTNMAYLX  468      
909-495 9 San Bernardino CA LSANCA03IMD  730   2021-10-02   
909-504 4 Calimesa CA LSANCA03IMD  730   2021-10-01   
909-805 1 Mentone CA LSANCA03IMD  730   2021-10-02   
909-892 5 Upland CA LSANCA03IMD  730   2021-10-02   
909-897 2 Crestline CA LSANCA03IMD  730   2021-10-01   
909-901 8 Claremont-San Dimas CA LSANCA03IMD  730   2021-10-01   
909-914 7 Diamond Bar CA LSANCA03IMD  730   2021-10-01   
925-203 2 Pittsburg CA SNFCCA21XPZ  722   2021-09-16   
925-218 7 Pleasanton CA SNFCCA21XPZ  722   2021-09-16   
925-232 5 Pittsburg West CA SNFCCA21XPZ  722   2021-09-16   
925-235 3 Moraga CA SNFCCA21XPZ  722   2021-09-16   
925-257 5 Orinda CA SNFCCA21XPZ  722   2021-09-16   
925-297 3 Lafayette CA SNFCCA21XPZ  722   2021-09-16   
925-319 2 Sunol CA SNFCCA21XPZ  722   2021-09-16   
925-392 2 East Contra Costa CA SNFCCA21XPZ  722   2021-09-16   
925-498 0 Bishop Ranch CA SNFCCA21XPZ  722   2021-09-16   
925-524 1 Clayton CA SNFCCA21XPZ  722   2021-09-16   
925-599 3 Livermore CA SNFCCA21XPZ  722   2021-09-16   
925-644 9 Concord CA SNFCCA21XPZ  722   2021-09-16   
925-733 0 Danville CA SNFCCA21XPZ  722   2021-10-08   
925-891 2 Walnut Creek CA SNFCCA21XPZ  722   2021-09-16   
925-905 3 Dublin-San Ramon CA SNFCCA21XPZ  722   2021-09-11   
925-966 0 Antioch CA SNFCCA21XPZ  722   2021-09-16   
949-686 5 Irvine CA LSANCA03IMD  730   2021-10-01   
949-881 0 Newport Beach CA LSANCA03IMD  730   2021-10-02   
949-886 0 Rancho Viejo CA LSANCA03IMD  730   2021-10-02   
949-990 7 Saddleback Valley CA LSANCA03IMD  730   2021-10-02   
949-997 5 Trabuco CA LSANCA03IMD  730   2021-10-02   
951-540 8 Lakeview-Nuevo CA LSANCA03IMD  730   2021-10-01   
951-561 1 Temescal Canyon CA LSANCA03IMD  730   2021-10-02   
951-574 8 Murrieta CA LSANCA03IMD  730   2021-10-02   
951-583 0 Elsinore CA LSANCA03IMD  730   2021-10-01   
951-799 4 Hemet: Anza DA CA LSANCA03IMD  730   2021-10-01   
951-910 8 Hemet: Sage DA CA LSANCA03IMD  730   2021-10-01   

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Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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