Dayton New Jersey ZIP Codes
Dayton holds a single ZIP code.
Every ZIP code in Dayton
| ZIP code | County |
|---|---|
| 08810 | Middlesex County |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Dayton codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Dayton. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated . ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.
How these codes cluster
Every Dayton ZIP code begins 088. Those first three digits identify the sectional center facility that processes mail for this part of New Jersey. Statewide that range covers 67 ZIP codes, so Dayton accounts for 1% of it.
Every New Jersey ZIP prefix and the region it covers →
Area codes covering Dayton
ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The codes below serve the same ground Dayton occupies.
Dayton New Jersey area codes in full →
Where Dayton's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Dayton
| City | Distance | ZIP codes |
|---|---|---|
| Helmetta New Jersey ZIP codes | 4.4 mi | 1 ZIP code |
| Spotswood New Jersey ZIP codes | 6.2 mi | 1 ZIP code |
| Milltown New Jersey ZIP codes | 6.3 mi | 1 ZIP code |
| Rocky Hill New Jersey ZIP codes | 7.1 mi | 1 ZIP code |
| Hightstown New Jersey ZIP codes | 7.6 mi | 1 ZIP code |
| New Brunswick New Jersey ZIP codes | 8.2 mi | 5 ZIP codes |
| South River New Jersey ZIP codes | 8.3 mi | 1 ZIP code |
| Princeton New Jersey ZIP codes | 8.5 mi | 5 ZIP codes |
Straight-line distance between place reference points, not driving distance.