Waterloo, Iowa ZIP codes
What is the ZIP code for Waterloo, IA?
50701, 50702, 50703, 50704
3 for street addresses · 1 PO Box only
Waterloo is in Black Hawk County, Iowa. USPS uses 4 ZIP codes for Waterloo, 3 of them for street addresses. About 69,066 people live in Waterloo ZIP codes; the most populated is 50701 with 30,232 residents. The city is in the Central Time zone and uses area code 319.
| City | Waterloo, IA |
|---|---|
| State | Iowa |
| County | Black Hawk County |
| ZIP codes | 4 (plus 1 retired) |
| Population (ZIP areas) | about 69,066 |
| Time zone | Central Time · now |
| Area code | 319 |
All Waterloo ZIP codes
| ZIP code | Type | Population | Median income |
|---|---|---|---|
| 50701 | Standard | 30,232 | $61,475 |
| 50702 | Standard | 20,882 | $62,021 |
| 50703 | Standard | 17,952 | $50,060 |
| 50704 | PO Box only | – | – |
Population and income: U.S. Census Bureau, American Community Survey 5-year estimates. PO Box and single-organization ZIP codes have no residents.
Other ZIP codes that accept “Waterloo”
These ZIP codes belong to a neighboring city, but USPS also accepts Waterloo as the city name in addresses.
Cities near Waterloo
- Evansdale, IA 3.3 mi
- Cedar Falls, IA 6 mi
- Raymond, IA 6.6 mi
- Hudson, IA 8.9 mi
- Dunkerton, IA 11.2 mi
- Denver, IA 12.7 mi
- Janesville, IA 12.9 mi
- La Porte City, IA 12.9 mi
- Dike, IA 13.7 mi
- Jesup, IA 15.2 mi
Retired Waterloo ZIP codes
No longer in use: 50706.
Questions
- What is the ZIP code for Waterloo, IA?
- Waterloo has 4 ZIP codes: 50701, 50702, 50703 and 50704. The right one depends on the street address.
- How many ZIP codes does Waterloo have?
- 4: 3 standard ZIP codes for street addresses, 1 for PO Boxes only.
- Which Waterloo ZIP code has the most people?
- 50701, with about 30,232 residents, followed by 50702 (20,882).
- What county is Waterloo, IA in?
- Waterloo ZIP codes are in Black Hawk County.
- What area code is Waterloo, IA?
- Waterloo uses area code 319.