ZIP Code 04978
Smithfield · Somerset, Maine
04978 is the ZIP code of Smithfield in Somerset, Maine, United States.
- ZIP Code
- 04978
- County
- Somerset
- State
- Maine
- Country
- United States
Place with ZIP code 04978
| Place | County | Location |
|---|---|---|
| Smithfield | Somerset | 44.630, -69.808 |
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 04978?
Smithfield.
Which county and state is 04978 in?
Somerset, Maine, United States.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.