Find the last 4 digits (ZIP+4) for an address in 45812

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ZIP Code 45812 – Alger, OH

Alger, Ohio · Hardin County · Eastern time

ZIP code45812
CityAlger
StateOhio
CountyHardin CountyAllen County
Population2,027
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area38.81 sq mi
Center (lat, long)40.6819, -83.8138

Area codes in this area

326937

These are the area codes that most often serve ZIP 45812 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

45859 Mc Guffey · 1.7 mi45850 Harrod · 5.7 mi45810 Ada · 7.1 mi43346 Roundhead · 7.4 mi45835 Dola · 7.8 mi45896 Waynesfield · 8.4 mi45854 Lafayette · 9 mi43310 Belle Center · 10.5 mi

About ZIP 45812

ZIP code 45812 is assigned to Alger, Ohio. It crosses 2 counties; most of its land is in Hardin County. Its Census area covers about 38.81 square miles of land. The closest neighboring ZIP is 45859 (Mc Guffey), about 1.7 miles away.

Every address in 45812 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