Area Code +1-320-(4309000...4309999) located in Annandale, Minnesota (MN), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 320 Subscriber Number From : 4309000 Subscriber Number To : 4309999 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 : WINDSTREAM LAKEDALE 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 : MN Region Name : Minnesota City : Annandale Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 45.2600 Longitude : -94.1200 ‹ previous : +1-320-(4298000...4298999) next › : +1-320-(4310000...4310999) Dialling Instructions For trunk calls: 0 320 4309000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 320 4309000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4309000 ~ 4309999 (Count: 1,000) Example: +1-320-4309000 / 0111-320-4309000 (1320-4309000 / 1-320-4309000) +1-320-4309001 / 0111-320-4309001 (1320-4309001 / 1-320-4309001) +1-320-4309002 / 0111-320-4309002 (1320-4309002 / 1-320-4309002) +1-320-4309003 / 0111-320-4309003 (1320-4309003 / 1-320-4309003) +1-320-4309004 / 0111-320-4309004 (1320-4309004 / 1-320-4309004) ...+1-320-xxxxxxx / 0111-320-xxxxxxx (1320-xxxxxxx / 1-320-xxxxxxx) ...+1-320-4309995 / 0111-320-4309995 (1320-4309995 / 1-320-4309995) +1-320-4309996 / 0111-320-4309996 (1320-4309996 / 1-320-4309996) +1-320-4309997 / 0111-320-4309997 (1320-4309997 / 1-320-4309997) +1-320-4309998 / 0111-320-4309998 (1320-4309998 / 1-320-4309998) +1-320-4309999 / 0111-320-4309999 (1320-4309999 / 1-320-4309999)