Found on side of road: Are these your medals?

Police are hoping to find the rightful owner of four service medals found in Adelaide's north ahead of ANZAC Day.

They were found on the side of the road about 8pm on Friday near the intersection of Mawson Lakes Blvd and Trinity Circuit, Mawson Lakes.

The medals include an Australian Active Service Medal, Afghanistan Medal, Australian Defence Medal and NATO Medal ISAF.

Police ask the owner of the medals to contact Crime Stoppers on 1800 333 000 or report online at crimestopperssa.com.au