Area Code +1-314-(3340000...3340999) located in Oakville, Missouri (MO), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 314 Subscriber Number From : 3340000 Subscriber Number To : 3340999 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 : ALLEGIANCE TELCOM MO 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 : MO Region Name : Missouri City : Oakville Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 38.4700 Longitude : -90.3100 ‹ previous : +1-314-(3339000...3339999) next › : +1-314-(3341000...3341999) Dialling Instructions For trunk calls: 0 314 3340000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 314 3340000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3340000 ~ 3340999 (Count: 1,000) Example: +1-314-3340000 / 0111-314-3340000 (1314-3340000 / 1-314-3340000) +1-314-3340001 / 0111-314-3340001 (1314-3340001 / 1-314-3340001) +1-314-3340002 / 0111-314-3340002 (1314-3340002 / 1-314-3340002) +1-314-3340003 / 0111-314-3340003 (1314-3340003 / 1-314-3340003) +1-314-3340004 / 0111-314-3340004 (1314-3340004 / 1-314-3340004) ...+1-314-xxxxxxx / 0111-314-xxxxxxx (1314-xxxxxxx / 1-314-xxxxxxx) ...+1-314-3340995 / 0111-314-3340995 (1314-3340995 / 1-314-3340995) +1-314-3340996 / 0111-314-3340996 (1314-3340996 / 1-314-3340996) +1-314-3340997 / 0111-314-3340997 (1314-3340997 / 1-314-3340997) +1-314-3340998 / 0111-314-3340998 (1314-3340998 / 1-314-3340998) +1-314-3340999 / 0111-314-3340999 (1314-3340999 / 1-314-3340999)