Mason City, IL ZIP Codes, Coordinates & Counties
Mason City, Illinois has 1 ZIP code in Mason county. The approximate center of Mason City is 40.212, -89.725. Mason City has about 31,614 known street addresses.
ZIP codes in Mason City, IL
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 62664 | Mason | 40.212 | -89.725 |
Counties Mason City spans
Mason
Most common streets in Mason City
Chestnut, Pine, Walnut, Elm, High, Morgan, Myrtle, Main, Mason, Logan
Frequently asked questions
What ZIP codes are in Mason City, IL?
Mason City, Illinois has 1 ZIP code, ranging from 62664 to 62664. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Mason City, IL in?
Mason City is in Mason county.
What are the latitude and longitude of Mason City, IL?
The approximate center of Mason City, Illinois is latitude 40.212, longitude -89.725. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Mason City, IL have?
Mason City has 1 ZIP code.
How many addresses are in Mason City, IL?
Mason City, Illinois has about 31,614 known street addresses in the sthan.io US address database.
What are the most common streets in Mason City, IL?
Some of the most common street names in Mason City are Chestnut, Pine, Walnut, Elm, High, Morgan.
What cities are near Mason City, IL?
Cities near Mason City include San Jose (7 mi), Easton (8 mi), Greenview (9 mi), New Holland (9 mi), Forest City (10 mi).
Cities near Mason City
San Jose, IL (7 mi) Easton, IL (8 mi) Greenview, IL (9 mi) New Holland, IL (9 mi) Forest City, IL (10 mi) Middletown, IL (13 mi) Green Valley, IL (14 mi) Topeka, IL (14 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database