Area Code Search
Central / Mountain time zone
Current Time in N Sioux City: 03:49 PM
N Sioux City Area Codes
Here is the current list of area codes in N Sioux City, SD. There is currently 1 area code(s) in N Sioux City. Search all the most up-to-date currently used N Sioux City area codes below.
Central / Mountain time zone
Current Time in N Sioux City: 03:49 PM
| Area Code | State | City | Timezone |
|---|---|---|---|
| 605 | South Dakota | N Sioux City | Central / Mountain |