Cairo post codes
About Cairo
Cairo is a place in Allen County, Ohio (OH), United States. The data lists 1 post codes, led by 45820, in the 5 digits format.
This page contains 1 post code records and 1 distinct post codes. Every post code on this page maps to a single place.
Nearby places include Lima, Gomer, Beaverdam; the closest is Lima, about 8 km away. Other places in Allen County include Lima, Beaverdam, Bluffton.
Addresses usually include the place, county, state, post code, and country; the order varies by country, so confirm the local format before mailing.
At a glance
Address example
Postal formats vary by country; these are the address elements.
Other places in Allen County
All →Shared post codes
Every post code on this page maps to a single place.
Location
FAQ
What post code does Cairo use?
45820
Which county is Cairo in?
Allen County
Which state is Cairo in?
Ohio (OH)
What is the post code format?
5 digits