Area Code +1-319-(8381000...8381999) located in Argyle, Iowa (IA), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 319 Subscriber Number From : 8381000 Subscriber Number To : 8381999 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 : WINDSTREAM IOWA COMM 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 : IA Region Name : Iowa City : Argyle Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 40.5300 Longitude : -91.5700 ‹ previous : +1-319-(8380000...8380999) next › : +1-319-(8382000...8382999) Dialling Instructions For trunk calls: 0 319 8381000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 319 8381000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 8381000 ~ 8381999 (Count: 1,000) Example: +1-319-8381000 / 0111-319-8381000 (1319-8381000 / 1-319-8381000) +1-319-8381001 / 0111-319-8381001 (1319-8381001 / 1-319-8381001) +1-319-8381002 / 0111-319-8381002 (1319-8381002 / 1-319-8381002) +1-319-8381003 / 0111-319-8381003 (1319-8381003 / 1-319-8381003) +1-319-8381004 / 0111-319-8381004 (1319-8381004 / 1-319-8381004) ...+1-319-xxxxxxx / 0111-319-xxxxxxx (1319-xxxxxxx / 1-319-xxxxxxx) ...+1-319-8381995 / 0111-319-8381995 (1319-8381995 / 1-319-8381995) +1-319-8381996 / 0111-319-8381996 (1319-8381996 / 1-319-8381996) +1-319-8381997 / 0111-319-8381997 (1319-8381997 / 1-319-8381997) +1-319-8381998 / 0111-319-8381998 (1319-8381998 / 1-319-8381998) +1-319-8381999 / 0111-319-8381999 (1319-8381999 / 1-319-8381999)