Sioux County, Iowa ZIP codes
13ZIP codes
13Cities and towns
36,232People in ZIP areas
605, 712Area codes
Sioux County is in Iowa and the Central Time zone. ZIP codes don’t follow county lines exactly, so a ZIP code listed here can reach into a neighboring county.
All ZIP codes in Sioux County
| ZIP code | City | Type | Population | Median income |
|---|---|---|---|---|
| 51003 | Alton | Standard | 1,938 | $101,250 |
| 51011 | Chatsworth | Standard | 54 | $44,375 |
| 51022 | Granville | Standard | 960 | $96,505 |
| 51023 | Hawarden | Standard | 3,473 | $80,357 |
| 51027 | Ireton | Standard | 1,280 | $100,893 |
| 51036 | Maurice | Standard | 445 | $122,841 |
| 51041 | Orange City | Standard | 7,324 | $83,643 |
| 51234 | Boyden | Standard | 1,172 | $84,318 |
| 51238 | Hospers | Standard | 1,502 | $74,000 |
| 51239 | Hull | Standard | 2,876 | $77,540 |
| 51244 | Matlock | Standard | 144 | $83,365 |
| 51247 | Rock Valley | Standard | 5,094 | $78,358 |
| 51250 | Sioux Center | Standard | 9,970 | $94,119 |
Cities and towns in Sioux County
- Alton 1 ZIP
- Boyden 1 ZIP
- Chatsworth 1 ZIP
- Granville 1 ZIP
- Hawarden 1 ZIP
- Hospers 1 ZIP
- Hull 1 ZIP
- Ireton 1 ZIP
- Matlock 1 ZIP
- Maurice 1 ZIP
- Orange City 1 ZIP
- Rock Valley 1 ZIP
- Sioux Center 1 ZIP
Area codes in Sioux County
Questions
- How many ZIP codes are in Sioux County, IA?
- Sioux County has 13 ZIP codes.
- What cities are in Sioux County?
- Sioux County ZIP codes cover Alton, Boyden, Chatsworth, Granville, Hawarden, Hospers, Hull and Ireton and 5 other places.
- What area code is Sioux County, IA?
- Sioux County uses area codes 605 and 712.
- What time zone is Sioux County in?
- Sioux County is in Central Time.
Other Iowa counties
- Adair County
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