ZIP Code 45688

Zip Code: 45688
Type: Standard
Official USPS city name: Waterloo
Official USPS State Code: OH
Official State Name: Ohio
ZCTA: TRUE
Population: 578.0
Density: 6.1
Primary Official County Code: 39087
Primary Official County Name: Lawrence
Official County Name: Lawrence| Gallia
Official County Code: 39087| 39053
Imprecise: FALSE
Military: FALSE
Timezone: America/New_York (02:36 AM Tuesday, May 20 2025-05-20 (GMT -0400))
Geo Point: 38.72999, -82.53036