Casper, WY ZIP Codes, Coordinates & Counties
Casper, Wyoming has 3 ZIP codes in Natrona county. The approximate center of Casper is 42.921, -106.448. Casper has about 433,667 known street addresses.
ZIP codes in Casper, WY
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 82601 | Natrona | 43.097 | -106.387 |
| 82604 | Natrona | 42.858 | -106.769 |
| 82609 | Natrona | 42.807 | -106.189 |
Counties Casper spans
Natrona
Most common streets in Casper
2nd, 12th, 15th, Poplar, Oak, Jefferson, Yellowstone, 18th, Washington, 14th
Frequently asked questions
What ZIP codes are in Casper, WY?
Casper, Wyoming has 3 ZIP codes, ranging from 82601 to 82609. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Casper, WY in?
Casper is in Natrona county.
What are the latitude and longitude of Casper, WY?
The approximate center of Casper, Wyoming is latitude 42.921, longitude -106.448. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Casper, WY have?
Casper has 3 ZIP codes.
How many addresses are in Casper, WY?
Casper, Wyoming has about 433,667 known street addresses in the sthan.io US address database.
What are the most common streets in Casper, WY?
Some of the most common street names in Casper are 2nd, 12th, 15th, Poplar, Oak, Jefferson.
What cities are near Casper, WY?
Cities near Casper include Mills (7 mi), Evansville (14 mi), Natrona (20 mi), Glenrock (29 mi), Edgerton (35 mi).
Cities near Casper
Mills, WY (7 mi) Evansville, WY (14 mi) Natrona, WY (20 mi) Glenrock, WY (29 mi) Edgerton, WY (35 mi) Midwest, WY (37 mi) Powder River, WY (43 mi) Alcova, WY (45 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database