Zip code 08603: Trenton, New Jersey
This zip has no delivery boundary. The map shows its post office location and nearby zip codes.
About 08603
08603 is a non-residential zip code for Trenton, New Jersey (Mercer County). It has no delivery area of its own, so the Census Bureau doesn't publish population or housing figures for it. Codes like this are usually assigned to post office boxes, or to a single organization such as a university, hospital, government agency or large company that gets enough mail to need its own zip code.
For a picture of the people who live around 08603, see the residential zip codes in the nearby list below.
Geography
- City (USPS)
- Trenton
- State
- New Jersey
- County
- Mercer County
- Center point
- 40.2805° N, 74.7120° W
- Time zone
- Eastern Time (UTC-5, UTC-4 in summer)
- Zip type
- PO box or unique zip
Zip codes near 08603
| Zip | City | Distance | IncomeMedian income |
|---|---|---|---|
| 08543 | Princeton, NJ · PO box | 0 mi | — |
| 08601 | Trenton, NJ · PO box | 0 mi | — |
| 08602 | Trenton, NJ · PO box | 0 mi | — |
| 08604 | Trenton, NJ · PO box | 0 mi | — |
| 08605 | Trenton, NJ · PO box | 0 mi | — |
| 08606 | Trenton, NJ · PO box | 0 mi | — |
| 08607 | Trenton, NJ · PO box | 0 mi | — |
| 08625 | Trenton, NJ · PO box | 0 mi | — |
| 08645 | Trenton, NJ · PO box | 0 mi | — |
| 08646 | Trenton, NJ · PO box | 0 mi | — |
| 08647 | Trenton, NJ · PO box | 0 mi | — |
| 08650 | Trenton, NJ · PO box | 0 mi | — |
Questions about 08603
What city is zip code 08603?
08603 is assigned to Trenton, New Jersey. The city name is the one the Postal Service prefers for mail addressed to this zip code.
What county is 08603 in?
08603 is in Mercer County, New Jersey.
What time zone is 08603 in?
08603 is in Eastern Time.
What zip codes are near 08603?
The closest zip codes to 08603 are 08543, 08601, 08602, 08604, 08605.
Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 08603, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.