ZIP Code 51111 — Sioux City, Iowa
ZIP code 51111 belongs to Sioux City, Iowa (county: Woodbury). It sits at latitude 42.4089, longitude -96.3713 in the America/Chicago time zone.
| Field | Value |
|---|---|
| ZIP code | 51111 |
| City / place | Sioux City |
| State | Iowa |
| County | Woodbury |
| Coordinates | 42.4089, -96.3713 |
| Time zone | America/Chicago |
| City population | 82,821 |
| ZIP type | PO box / unique |
| Telephone area codes | 712 |
What is ZIP code 51111?
51111 is a five-digit ZIP code used by the United States Postal Service for Sioux City, Iowa. It is one of 9 ZIP codes associated with Sioux City in this dataset. The delivery area is served from the local post office network, so the ZIP can cover more than one neighbourhood or even cross a city line.
ZIP codes in the same city
51101 Woodbury51102 Woodbury51103 Woodbury51104 Woodbury51105 Woodbury51106 Woodbury51108 Woodbury51109 Woodbury
Area codes and city profile
Telephone area codes serving Sioux City: 712. For population, county and county-seat details, see Sioux City and all places in Iowa.
Nearby ZIP codes
51054 1.7 km · Sergeant Bluff51102 6.3 km · Sioux City51106 6.6 km · Sioux City51101 10.2 km · Sioux City51105 10.5 km · Sioux City51103 11.9 km · Sioux City51104 13.2 km · Sioux City51109 15.0 km · Sioux City
Frequently asked questions
What city is ZIP code 51111 in?
ZIP code 51111 is in Sioux City, Iowa.
What county is 51111 in?
51111 belongs to Woodbury in Iowa.
What time zone is ZIP code 51111 in?
51111 is in the America/Chicago time zone.