Area Code +1-408-(3439000...3439999) located in San Jose:West DA, California (CA), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 408 Subscriber Number From : 3439000 Subscriber Number To : 3439999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : PACIFIC BELL 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 Jose:West DA Timezone : America/Los_Angeles Coordinated Universal Time : -08:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 37.3300 Longitude : -121.8900 ‹ previous : +1-408-(3438000...3438999) next › : +1-408-(3440000...3449999) Dialling Instructions For trunk calls: 0 408 3439000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 408 3439000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3439000 ~ 3439999 (Count: 1,000) Example: +1-408-3439000 / 0111-408-3439000 (1408-3439000 / 1-408-3439000) +1-408-3439001 / 0111-408-3439001 (1408-3439001 / 1-408-3439001) +1-408-3439002 / 0111-408-3439002 (1408-3439002 / 1-408-3439002) +1-408-3439003 / 0111-408-3439003 (1408-3439003 / 1-408-3439003) +1-408-3439004 / 0111-408-3439004 (1408-3439004 / 1-408-3439004) ...+1-408-xxxxxxx / 0111-408-xxxxxxx (1408-xxxxxxx / 1-408-xxxxxxx) ...+1-408-3439995 / 0111-408-3439995 (1408-3439995 / 1-408-3439995) +1-408-3439996 / 0111-408-3439996 (1408-3439996 / 1-408-3439996) +1-408-3439997 / 0111-408-3439997 (1408-3439997 / 1-408-3439997) +1-408-3439998 / 0111-408-3439998 (1408-3439998 / 1-408-3439998) +1-408-3439999 / 0111-408-3439999 (1408-3439999 / 1-408-3439999)