Here is a list of hostels in Oslo :

• Anker Hostel
  Storgata 55
  +47 22 99 72 00
• Oslo HI Haraldsheim
  Haraldsheimveien 4
  + 47 22 22 29 65
• Perminalen Hotel
  Øvre Slottsgate 2
  +47 23 09 30 81