What area code is North Sioux City, SD?
| City | North Sioux City, SD |
|---|---|
| State | South Dakota |
| Area code | 605 |
| Time zone | Mountain Time |
| Phone prefixes | 10 in our data |
Look up a North Sioux City number
About area code 605
| Area code | Also covers |
|---|---|
| 605 | Sioux Falls, Rapid City, Aberdeen and Spearfish |
Other places in area code 605
- Sioux Falls, SD
- Rapid City, SD
- Aberdeen, SD
- Spearfish, SD
- Watertown, SD
- Huron, SD
- Pierre, SD
- Yankton, SD
- Brookings, SD
- Mitchell, SD
- Tea, SD
- Vermillion, SD
- Flandreau, SD
- Sturgis, SD
- Madison, SD
- Martin, SD
- Milbank, SD
- Redfield, SD
- Belle Fourche, SD
- Canton, SD
- Chamberlain, SD
- McLaughlin, SD
- Miller, SD
- Sisseton, SD
Questions
- What is the area code for North Sioux City, South Dakota?
- North Sioux City uses area code 605.
- What time zone is North Sioux City in?
- North Sioux City is in Mountain Time.
- Do I need to dial the area code for a local call in North Sioux City?
- Usually yes. Most of the US and Canada now uses 10-digit local dialing, so it’s safest to include 605.
- How do I call North Sioux City from another country?
- Dial your country’s exit code (011 from most places, 00 from Europe), then 1, then the area code and number: +1 605 XXX XXXX.