Find the last 4 digits (ZIP+4) for an address in 45723

ZIP 45723, Coolville, OH is filled in. Just type the street address.

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ZIP Code 45723 – Coolville, OH

Coolville, Ohio · Athens County · Eastern time

ZIP code45723
CityCoolville
StateOhio
CountyAthens CountyMeigs CountyWashington County
Population3,682
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area66.04 sq mi
Center (lat, long)39.2263, -81.8235

Area codes in this area

380614

These are the area codes that most often serve ZIP 45723 (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

45783 Tuppers Plains · 3.6 mi45739 Hockingport · 4.8 mi45735 Guysville · 5.3 mi45772 Reedsville · 5.4 mi45742 Little Hocking · 6.5 mi26181 Washington · 8.6 mi45778 Stewart · 9.5 mi45743 Long Bottom · 10.4 mi

About ZIP 45723

ZIP code 45723 is assigned to Coolville, Ohio. It crosses 3 counties; most of its land is in Athens County. Its Census area covers about 66.04 square miles of land. The closest neighboring ZIP is 45783 (Tuppers Plains), about 3.6 miles away.

Every address in 45723 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