Waterloo Zip Codes - Lawrence County OH

Waterloo, OH Zip Code Map

Waterloo, OH is a city located in Lawrence County, Ohio and has a land area of 34.03 square miles (88.14 km2). The water area for the city is 0.10 square miles or 0.26 km2. There is one unique zip code in Waterloo, Ohio and it is 45688. The area code(s) for Waterloo is 740/220.

Zip Codes for Waterloo, OH (1)
Zip Code
 City County
Zip Code Map
45688 Waterloo Lawrence

5-Digit ZIP Code Data

Zip Code Lookups


Database Sample Data

ZIP Code Database
Sample Data
Bronze Edition Silver Edition Gold Edition
Microsoft Access (.MDB)
Microsoft Excel (.XLS)
Comma Delimited ASCII (.CSV)