Area Code +1-319-(8388000...8388999) 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 : 8388000 Subscriber Number To : 8388999 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-(8384000...8384999) next › : +1-319-(8389000...8389999) Dialling Instructions For trunk calls: 0 319 8388000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 319 8388000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 8388000 ~ 8388999 (Count: 1,000) Example: +1-319-8388000 / 0111-319-8388000 (1319-8388000 / 1-319-8388000) +1-319-8388001 / 0111-319-8388001 (1319-8388001 / 1-319-8388001) +1-319-8388002 / 0111-319-8388002 (1319-8388002 / 1-319-8388002) +1-319-8388003 / 0111-319-8388003 (1319-8388003 / 1-319-8388003) +1-319-8388004 / 0111-319-8388004 (1319-8388004 / 1-319-8388004) ...+1-319-xxxxxxx / 0111-319-xxxxxxx (1319-xxxxxxx / 1-319-xxxxxxx) ...+1-319-8388995 / 0111-319-8388995 (1319-8388995 / 1-319-8388995) +1-319-8388996 / 0111-319-8388996 (1319-8388996 / 1-319-8388996) +1-319-8388997 / 0111-319-8388997 (1319-8388997 / 1-319-8388997) +1-319-8388998 / 0111-319-8388998 (1319-8388998 / 1-319-8388998) +1-319-8388999 / 0111-319-8388999 (1319-8388999 / 1-319-8388999)