Area Code +1-319-(2031000...2031999) located in Swisher, 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 : 2031000 Subscriber Number To : 2031999 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 : MCC TELEPHONY - IA 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 : Swisher Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.8500 Longitude : -91.6900 ‹ previous : +1-319-(2020000...2029999) next › : +1-319-(2080000...2080999) Dialling Instructions For trunk calls: 0 319 2031000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 319 2031000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2031000 ~ 2031999 (Count: 1,000) Example: +1-319-2031000 / 0111-319-2031000 (1319-2031000 / 1-319-2031000) +1-319-2031001 / 0111-319-2031001 (1319-2031001 / 1-319-2031001) +1-319-2031002 / 0111-319-2031002 (1319-2031002 / 1-319-2031002) +1-319-2031003 / 0111-319-2031003 (1319-2031003 / 1-319-2031003) +1-319-2031004 / 0111-319-2031004 (1319-2031004 / 1-319-2031004) ...+1-319-xxxxxxx / 0111-319-xxxxxxx (1319-xxxxxxx / 1-319-xxxxxxx) ...+1-319-2031995 / 0111-319-2031995 (1319-2031995 / 1-319-2031995) +1-319-2031996 / 0111-319-2031996 (1319-2031996 / 1-319-2031996) +1-319-2031997 / 0111-319-2031997 (1319-2031997 / 1-319-2031997) +1-319-2031998 / 0111-319-2031998 (1319-2031998 / 1-319-2031998) +1-319-2031999 / 0111-319-2031999 (1319-2031999 / 1-319-2031999)