Proof Range, SA 5550 is a small, rural locality located on the Eyre Peninsula in South Australia, approximately 15 kilometers northwest of Whyalla. Known primarily for its military history, the area houses the Proof Range Explosive Ordnance Depot, which has been used for the testing and storage of munitions since World War II. The terrain is characterized by arid, open landscapes typical of the region, with sparse vegetation and low population density. While it has limited residential development, the area is of strategic importance due to its military facilities. Its remote location and unique history make it a distinctive part of the Eyre Peninsula.
| Postcode: | 5550 |
| State: | SA |
| Coordinates (lat/long): | -34.093038, 138.243785 |
| Federal Electorate: | Grey |