Where is Area Code 320?
Area code 320 is found in the US state of Minnesota. Primarily servicing the city of Saint Cloud (population: 58791), area code 320 covers 29 counties of Minnesota.
Located in the Central time zone, area code 320 is on the same time as Chicago, IL.
Area code 320 was brought into effect on March 17, 1996. 320 was split from the parent 612 area code.
Counties in Area Code 320
- Benton,
- Big Stone,
- Chippewa,
- Chisago,
- Crow Wing,
- Douglas,
- Grant,
- Isanti,
- Kanabec,
- Kandiyohi,
- Lac Qui Parle,
- McLeod,
- Meeker,
- Mille Lacs,
- Morrison,
- Pine,
- Pope,
- Renville,
- Sherburne,
- Stearns,
- Stevens,
- Swift,
- Todd,
- Traverse,
- Wright,
- Yellow Medicine.
Most Populous Cities in Area Code 320
| City | County | City Population |
|---|---|---|
| Saint Cloud | Stearns | 58,791 |
| Alexandria | Douglas | 24,229 |
| Willmar | Kandiyohi | 23,249 |
| Hutchinson | McLeod | 17,983 |
| Sartell | Stearns | 17,770 |
| Sauk Rapids | Benton | 16,337 |
| Saint Cloud | Sherburne | 16,192 |
| Little Falls | Morrison | 14,720 |
| Saint Joseph | Stearns | 9,931 |
| Mora | Kanabec | 9,578 |
| Litchfield | Meeker | 9,556 |
| Pine City | Pine | 9,180 |
| Milaca | Mille Lacs | 8,874 |
| Cold Spring | Stearns | 8,131 |
| Glencoe | McLeod | 7,925 |
| Sauk Centre | Stearns | 7,797 |
| Montevideo | Chippewa | 7,567 |
| Foley | Benton | 7,440 |
| Annandale | Wright | 7,257 |
| Long Prairie | Todd | 6,952 |
| Waite Park | Stearns | 6,777 |
| Morris | Stevens | 6,762 |
| Rice | Benton | 6,324 |
| Melrose | Stearns | 5,905 |
| Paynesville | Stearns | 5,873 |
Note: The above list is based off of the top 25 most populous cities in the area code as per 2012 United States Census Bureau estimates.
View all United States Area Codes.