ZIP code · Smithfield · Maine · United States

ZIP code 04978 — Smithfield

Name: Smithfield (04978)
Address: Maine, 04978, US

ZIP code 04978 serves Smithfield, Maine.

Postal code: 04978
Single source Value from one source, not cross-checked.
City: Smithfield
County: Somerset
State: Maine
Country: United States
Coordinates: 44.6301, -69.8075 — precision precise (locality)
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Nearby localities

04957Norridgewock · 6.9 km
04937Fairfield · 10 km
04903Waterville · 12 km
04918Belgrade Lakes · 13 km
04963Oakland · 14 km
04944Hinckley · 14 km
04955New Sharon · 16 km
04901Waterville · 17 km
04975Shawmut · 17 km
04360Vienna · 18 km

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames. Data generated on 2026-08-21. Methodology · Report an error on this page