Area Code +1-641-(7410000...7419999) located in Killduff, Iowa (IA), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 641 Subscriber Number From : 7410000 Subscriber Number To : 7419999 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 : KILLDUFF TELCO 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 : Killduff Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.6100 Longitude : -92.9100 ‹ previous : +1-641-(7407000...7407999) next › : +1-641-(7420000...7420999) Dialling Instructions For trunk calls: 0 641 7410000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 641 7410000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7410000 ~ 7419999 (Count: 10,000) Example: +1-641-7410000 / 0111-641-7410000 (1641-7410000 / 1-641-7410000) +1-641-7410001 / 0111-641-7410001 (1641-7410001 / 1-641-7410001) +1-641-7410002 / 0111-641-7410002 (1641-7410002 / 1-641-7410002) +1-641-7410003 / 0111-641-7410003 (1641-7410003 / 1-641-7410003) +1-641-7410004 / 0111-641-7410004 (1641-7410004 / 1-641-7410004) ...+1-641-xxxxxxx / 0111-641-xxxxxxx (1641-xxxxxxx / 1-641-xxxxxxx) ...+1-641-7419995 / 0111-641-7419995 (1641-7419995 / 1-641-7419995) +1-641-7419996 / 0111-641-7419996 (1641-7419996 / 1-641-7419996) +1-641-7419997 / 0111-641-7419997 (1641-7419997 / 1-641-7419997) +1-641-7419998 / 0111-641-7419998 (1641-7419998 / 1-641-7419998) +1-641-7419999 / 0111-641-7419999 (1641-7419999 / 1-641-7419999)