Area Code +1-712-(3739000...3739999) located in Anthon, Iowa (IA), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 712 Subscriber Number From : 3739000 Subscriber Number To : 3739999 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 : QWEST CORPORATION 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 : Anthon Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 42.3900 Longitude : -95.8700 ‹ previous : +1-712-(3736000...3736999) next › : +1-712-(3740000...3740999) Dialling Instructions For trunk calls: 0 712 3739000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 712 3739000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3739000 ~ 3739999 (Count: 1,000) Example: +1-712-3739000 / 0111-712-3739000 (1712-3739000 / 1-712-3739000) +1-712-3739001 / 0111-712-3739001 (1712-3739001 / 1-712-3739001) +1-712-3739002 / 0111-712-3739002 (1712-3739002 / 1-712-3739002) +1-712-3739003 / 0111-712-3739003 (1712-3739003 / 1-712-3739003) +1-712-3739004 / 0111-712-3739004 (1712-3739004 / 1-712-3739004) ...+1-712-xxxxxxx / 0111-712-xxxxxxx (1712-xxxxxxx / 1-712-xxxxxxx) ...+1-712-3739995 / 0111-712-3739995 (1712-3739995 / 1-712-3739995) +1-712-3739996 / 0111-712-3739996 (1712-3739996 / 1-712-3739996) +1-712-3739997 / 0111-712-3739997 (1712-3739997 / 1-712-3739997) +1-712-3739998 / 0111-712-3739998 (1712-3739998 / 1-712-3739998) +1-712-3739999 / 0111-712-3739999 (1712-3739999 / 1-712-3739999)