Area Code +1-805-(7800000...7809999) located in San Luis Obispo, California (CA), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 805 Subscriber Number From : 7800000 Subscriber Number To : 7809999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : ADVANCED PAGING Click here to buy United States Area Code Database Other Information Language Code : en (English) Country Number : 840 (United States) Country Code : US (United States) Region Code : CA Region Name : California City : San Luis Obispo Timezone : America/Los_Angeles Coordinated Universal Time : -08:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 35.2800 Longitude : -120.6600 ‹ previous : +1-805-(7799000...7799999) next › : +1-805-(7810000...7819999) Dialling Instructions For trunk calls: 0 805 7800000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 805 7800000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7800000 ~ 7809999 (Count: 10,000) Example: +1-805-7800000 / 0111-805-7800000 (1805-7800000 / 1-805-7800000) +1-805-7800001 / 0111-805-7800001 (1805-7800001 / 1-805-7800001) +1-805-7800002 / 0111-805-7800002 (1805-7800002 / 1-805-7800002) +1-805-7800003 / 0111-805-7800003 (1805-7800003 / 1-805-7800003) +1-805-7800004 / 0111-805-7800004 (1805-7800004 / 1-805-7800004) ...+1-805-xxxxxxx / 0111-805-xxxxxxx (1805-xxxxxxx / 1-805-xxxxxxx) ...+1-805-7809995 / 0111-805-7809995 (1805-7809995 / 1-805-7809995) +1-805-7809996 / 0111-805-7809996 (1805-7809996 / 1-805-7809996) +1-805-7809997 / 0111-805-7809997 (1805-7809997 / 1-805-7809997) +1-805-7809998 / 0111-805-7809998 (1805-7809998 / 1-805-7809998) +1-805-7809999 / 0111-805-7809999 (1805-7809999 / 1-805-7809999)