Find the last 4 digits (ZIP+4) for an address in 04420

ZIP 04420, Castine, ME is filled in. Just type the street address.

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ZIP Code 04420 – Castine, ME

Castine, Maine · Hancock County · Eastern time

ZIP code04420
CityCastine
StateMaine
CountyHancock County
Area code207
PopulationNot published (no Census ZIP area)
Time zoneEastern · local time
ZIP typePO box or unique ZIP (no Census area)
Center (lat, long)44.4130, -68.7980

Map

Nearby ZIP codes

04421 Castine · 0.9 mi04617 Brooksville · 4.8 mi04642 Harborside · 5.7 mi04476 Penobscot · 6.6 mi04972 Sandy Point · 7.1 mi04981 Stockton Springs · 7.3 mi04974 Searsport · 7.6 mi04650 Little Deer Isle · 9 mi

About ZIP 04420

ZIP code 04420 is assigned to Castine, Maine. It lies in Hancock County. It is a PO-box-only or single-address ZIP, so the Census Bureau does not publish an area for it; the location shown is approximate. The closest neighboring ZIP is 04421 (Castine), about 0.9 miles away.

Every address in 04420 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources