Area Code +1-605-(7720000...7729999) located in Howard, 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 : 7720000 Subscriber Number To : 7729999 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 : ALLIANCE SPLIT ROCK 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 : Howard Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 44.0100 Longitude : -97.5300 ‹ previous : +1-605-(7719000...7719999) next › : +1-605-(7730000...7739999) Dialling Instructions For trunk calls: 0 605 7720000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 605 7720000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7720000 ~ 7729999 (Count: 10,000) Example: +1-605-7720000 / 0111-605-7720000 (1605-7720000 / 1-605-7720000) +1-605-7720001 / 0111-605-7720001 (1605-7720001 / 1-605-7720001) +1-605-7720002 / 0111-605-7720002 (1605-7720002 / 1-605-7720002) +1-605-7720003 / 0111-605-7720003 (1605-7720003 / 1-605-7720003) +1-605-7720004 / 0111-605-7720004 (1605-7720004 / 1-605-7720004) ...+1-605-xxxxxxx / 0111-605-xxxxxxx (1605-xxxxxxx / 1-605-xxxxxxx) ...+1-605-7729995 / 0111-605-7729995 (1605-7729995 / 1-605-7729995) +1-605-7729996 / 0111-605-7729996 (1605-7729996 / 1-605-7729996) +1-605-7729997 / 0111-605-7729997 (1605-7729997 / 1-605-7729997) +1-605-7729998 / 0111-605-7729998 (1605-7729998 / 1-605-7729998) +1-605-7729999 / 0111-605-7729999 (1605-7729999 / 1-605-7729999)
