Area Code +1-712-(4290000...4290999) located in Sloan, 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 : 4290000 Subscriber Number To : 4290999 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 : AVENTURE COMM TECH 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 : Sloan Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 42.2300 Longitude : -96.2200 ‹ previous : +1-712-(4280000...4289999) next › : +1-712-(4291000...4291999) Dialling Instructions For trunk calls: 0 712 4290000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 712 4290000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4290000 ~ 4290999 (Count: 1,000) Example: +1-712-4290000 / 0111-712-4290000 (1712-4290000 / 1-712-4290000) +1-712-4290001 / 0111-712-4290001 (1712-4290001 / 1-712-4290001) +1-712-4290002 / 0111-712-4290002 (1712-4290002 / 1-712-4290002) +1-712-4290003 / 0111-712-4290003 (1712-4290003 / 1-712-4290003) +1-712-4290004 / 0111-712-4290004 (1712-4290004 / 1-712-4290004) ...+1-712-xxxxxxx / 0111-712-xxxxxxx (1712-xxxxxxx / 1-712-xxxxxxx) ...+1-712-4290995 / 0111-712-4290995 (1712-4290995 / 1-712-4290995) +1-712-4290996 / 0111-712-4290996 (1712-4290996 / 1-712-4290996) +1-712-4290997 / 0111-712-4290997 (1712-4290997 / 1-712-4290997) +1-712-4290998 / 0111-712-4290998 (1712-4290998 / 1-712-4290998) +1-712-4290999 / 0111-712-4290999 (1712-4290999 / 1-712-4290999)