Sullivan, NH ZIP code
The ZIP code for Sullivan, New Hampshire is 03445. It is in Cheshire County.
- Population in these ZIPs
- 687
- Avg. median income
- $106,700population-weighted
- Typical home value
- $387,600population-weighted
- Metro area
- Keene, NH
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Sullivan, NH ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 03445 | 687 | $106,667 | $387,600 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Sullivan
- Gilsum 3 mi
- Nelson 5 mi
- Keene 6 mi
- Stoddard 7 mi
- Marlow 8 mi
- Marlborough 8 mi
- Harrisville 9 mi
- Walpole 10 mi
- Alstead 11 mi
- Hancock 11 mi
- Westmoreland 12 mi
- Dublin 12 mi
Frequently asked questions
What is the ZIP code for Sullivan, NH?
The ZIP code for Sullivan, NH is 03445.
What county is Sullivan, New Hampshire in?
Sullivan ZIP codes are in Cheshire County.