Marietta, OH ZIP Codes, Coordinates & Counties
Marietta, Ohio has 1 ZIP code in Washington county. The approximate center of Marietta is 39.431, -81.422. Marietta has about 132,100 known street addresses.
ZIP codes in Marietta, OH
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 45750 | Washington | 39.431 | -81.422 |
Counties Marietta spans
Washington
Most common streets in Marietta
State Route 7, Greene, Browns, Lancaster, Waterford, 7th, Cambridge, 4th, Bender, Putnam
Frequently asked questions
What ZIP codes are in Marietta, OH?
Marietta, Ohio has 1 ZIP code, ranging from 45750 to 45750. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Marietta, OH in?
Marietta is in Washington county.
What are the latitude and longitude of Marietta, OH?
The approximate center of Marietta, Ohio is latitude 39.431, longitude -81.422. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Marietta, OH have?
Marietta has 1 ZIP code.
How many addresses are in Marietta, OH?
Marietta, Ohio has about 132,100 known street addresses in the sthan.io US address database.
What are the most common streets in Marietta, OH?
Some of the most common street names in Marietta are State Route 7, Greene, Browns, Lancaster, Waterford, 7th.
What cities are near Marietta, OH?
Cities near Marietta include Williamstown (5 mi), Whipple (6 mi), Newport (8 mi), Reno (8 mi), Belmont (8 mi).
Cities near Marietta
Williamstown, WV (5 mi) Whipple, OH (6 mi) Newport, OH (8 mi) Reno, OH (8 mi) Belmont, WV (8 mi) Lowell, OH (9 mi) Vienna, WV (9 mi) Fleming, OH (10 mi)
Need this for any US address, in code?
Get the ZIP code, county, and coordinates for any US address through the sthan.io API. Free 100 requests/month, no credit card required.
View the API →Last updated: June 2026 · Data: sthan.io US address database