ZIP Code 51104 — Sioux City, Iowa
ZIP code 51104 belongs to Sioux City, Iowa (county: Woodbury). It sits at latitude 42.5254, longitude -96.4005 in the America/Chicago time zone.
| Field | Value |
|---|---|
| ZIP code | 51104 |
| City / place | Sioux City |
| State | Iowa |
| County | Woodbury |
| Coordinates | 42.5254, -96.4005 |
| Time zone | America/Chicago |
| City population | 82,821 |
| ZIP type | PO box / unique |
| Telephone area codes | 712 |
What is ZIP code 51104?
51104 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 Woodbury51105 Woodbury51106 Woodbury51108 Woodbury51109 Woodbury51111 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
51105 2.9 km · Sioux City51101 3.1 km · Sioux City51103 3.2 km · Sioux City51108 4.0 km · Sioux City51109 6.6 km · Sioux City51106 7.6 km · Sioux City51111 13.2 km · Sioux City51054 14.3 km · Sergeant Bluff
Frequently asked questions
What city is ZIP code 51104 in?
ZIP code 51104 is in Sioux City, Iowa.
What county is 51104 in?
51104 belongs to Woodbury in Iowa.
What time zone is ZIP code 51104 in?
51104 is in the America/Chicago time zone.