ZIP code 51102
Where is ZIP code 51102?
Sioux City, Iowa
Woodbury County · PO Box only ZIP code
ZIP code 51102 belongs to Sioux City, Iowa in Woodbury County. 51102 is a PO Box only ZIP code: it is used for post office boxes at the Sioux City post office, not for street addresses. It is in the Central Time zone and uses area code 712. The closest ZIP codes are 51054 (Sergeant Bluff, 2.9 mi northwest), 51052 (Salix, 3 mi southeast) and 51111 (Sioux City, 3.9 mi northwest).
| ZIP code | 51102 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Sioux City |
| State | Iowa (IA) |
| County | Woodbury County |
| Time zone | Central Time · now |
| Area code | 712 |
| Coordinates | 42.3684, -96.318 map |
| 3-digit prefix | 511 |
The Census Bureau doesn’t publish population figures for po box only ZIP codes because nobody lives at a PO Box or a single organization’s address. For figures about the area, see the nearby standard ZIP codes below.
ZIP codes near 51102
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 51054 | Sergeant Bluff, IA | 2.9 mi NW | Standard |
| 51052 | Salix, IA | 3 mi SE | Standard |
| 51111 | Sioux City, IA | 3.9 mi NW | Standard |
| 68731 | Dakota City, NE | 7 mi W | Standard |
| 51106 | Sioux City, IA | 7 mi N | Standard |
| 51007 | Bronson, IA | 7.4 mi NE | Standard |
| 68030 | Homer, NE | 7.9 mi W | Standard |
| 68776 | South Sioux City, NE | 8.4 mi NW | Standard |
| 51055 | Sloan, IA | 9.8 mi SE | Standard |
| 51105 | Sioux City, IA | 9.9 mi N | Standard |
| 51101 | Sioux City, IA | 9.9 mi NW | Standard |
| 51030 | Lawton, IA | 10.7 mi NE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 51102 or measure the distance to another ZIP code.
How to address mail to 51102
PO BOX 123
SIOUX CITY IA 51102
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (51102-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Sioux City, IA
All Sioux City ZIP codes with population and income →
Questions
- What city is ZIP code 51102?
- 51102 is a Sioux City, Iowa ZIP code.
- What county is 51102 in?
- ZIP code 51102 is in Woodbury County, Iowa.
- What time zone is ZIP code 51102 in?
- 51102 is in the Central Time zone (America/Chicago).
- What area code is 51102?
- Phone numbers in ZIP code 51102 use area code 712.
- Can I use 51102 for a street address?
- No. 51102 is only for PO Boxes. Street addresses in Sioux City use 51101, 51103, 51104.
- What ZIP codes are near 51102?
- The nearest ZIP codes to 51102 are 51054 (Sergeant Bluff, 2.9 miles), 51052 (Salix, 3 miles), 51111 (Sioux City, 3.9 miles) and 68731 (Dakota City, 7 miles).