Thornburg, IA ZIP Codes, Coordinates & Counties
Thornburg, Iowa has 1 ZIP code in Keokuk county. The approximate center of Thornburg is 41.456, -92.332. Thornburg has about 1 known street addresses.
ZIP codes in Thornburg, IA
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 50255 | Keokuk | 41.456 | -92.332 |
Counties Thornburg spans
Keokuk
Most common streets in Thornburg
Broadway
Frequently asked questions
What ZIP codes are in Thornburg, IA?
Thornburg, Iowa has 1 ZIP code, ranging from 50255 to 50255. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Thornburg, IA in?
Thornburg is in Keokuk county.
What are the latitude and longitude of Thornburg, IA?
The approximate center of Thornburg, Iowa is latitude 41.456, longitude -92.332. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Thornburg, IA have?
Thornburg has 1 ZIP code.
How many addresses are in Thornburg, IA?
Thornburg, Iowa has about 1 known street addresses in the sthan.io US address database.
What are the most common streets in Thornburg, IA?
Some of the most common street names in Thornburg are Broadway.
What cities are near Thornburg, IA?
Cities near Thornburg include Keswick (2 mi), Gibson (4 mi), What Cheer (4 mi), Barnes City (7 mi), Deep River (8 mi).
Cities near Thornburg
Keswick, IA (2 mi) Gibson, IA (4 mi) What Cheer, IA (4 mi) Barnes City, IA (7 mi) Deep River, IA (8 mi) Webster, IA (8 mi) Delta, IA (10 mi) Rose Hill, IA (10 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database