Find the last 4 digits (ZIP+4) for an address in 45810

ZIP 45810, Ada, OH is filled in. Just type the street address.

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ZIP Code 45810 – Ada, OH

Ada, Ohio · Hardin County · Eastern time

ZIP code45810
CityAda
StateOhio
CountyHardin CountyHancock CountyAllen County
Population7,449
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area65.56 sq mi
Center (lat, long)40.7844, -83.8133

Area codes in this area

326937

These are the area codes that most often serve ZIP 45810 (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

45835 Dola · 6.3 mi45859 Mc Guffey · 6.5 mi45812 Alger · 7.1 mi45854 Lafayette · 7.4 mi45817 Bluffton · 7.5 mi45850 Harrod · 7.8 mi45841 Jenera · 7.9 mi45836 Dunkirk · 8.9 mi

About ZIP 45810

ZIP code 45810 is assigned to Ada, Ohio. It crosses 3 counties; most of its land is in Hardin County. Its Census area covers about 65.56 square miles of land. The closest neighboring ZIP is 45835 (Dola), about 6.3 miles away.

Every address in 45810 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