Area Code +1-605-(5407000...5407999) located in North Sioux City, South Dakota (SD), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 605 Subscriber Number From : 5407000 Subscriber Number To : 5407999 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 : YMAX COMMS CORP. SD 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 : SD Region Name : South Dakota City : North Sioux City Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 42.5300 Longitude : -96.4800 ‹ previous : +1-605-(5406000...5406999) next › : +1-605-(5408000...5408999) Dialling Instructions For trunk calls: 0 605 5407000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 605 5407000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5407000 ~ 5407999 (Count: 1,000) Example: +1-605-5407000 / 0111-605-5407000 (1605-5407000 / 1-605-5407000) +1-605-5407001 / 0111-605-5407001 (1605-5407001 / 1-605-5407001) +1-605-5407002 / 0111-605-5407002 (1605-5407002 / 1-605-5407002) +1-605-5407003 / 0111-605-5407003 (1605-5407003 / 1-605-5407003) +1-605-5407004 / 0111-605-5407004 (1605-5407004 / 1-605-5407004) ...+1-605-xxxxxxx / 0111-605-xxxxxxx (1605-xxxxxxx / 1-605-xxxxxxx) ...+1-605-5407995 / 0111-605-5407995 (1605-5407995 / 1-605-5407995) +1-605-5407996 / 0111-605-5407996 (1605-5407996 / 1-605-5407996) +1-605-5407997 / 0111-605-5407997 (1605-5407997 / 1-605-5407997) +1-605-5407998 / 0111-605-5407998 (1605-5407998 / 1-605-5407998) +1-605-5407999 / 0111-605-5407999 (1605-5407999 / 1-605-5407999)