0503 has 20 second-hand stores you can visit. Find the nearest one and start hunting for hidden gems.
Keep in mind that opening hours and stock can change. Always double-check before heading out.
Sinsenterrassen 10, Oslo
Grensen 3, Oslo
Trondheimsveien 63, Oslo
Thorvald Meyers gate 28B, Oslo
Sannergata 3, Oslo
Olaf Ryes plass 3, Oslo
Markveien 51, Oslo
Markveien 56, Oslo