Foreign currencies can be exchanged at a variety of places throughout the city. At most post offices, hours are limited to weekdays from 9 to 5 and Saturday from 9 to 1. The Tourist Information Center at Vestbanen also exchanges currency.
At most banks, the hours are weekdays from 8:30 to 3:30, with many open until 5 on Thursday. The express Flytoget terminal at Oslo S Station has automatic currency exchange machines available 24 hours. The K Bank Bureau de Change at Oslo S Station is open weekdays from 7 to 7, weekends 8 to 5. At Oslo Airport, there are 16 automatic currency machines as well as a Bureau de Change in the Departure and the Arrival Halls.
American Express (Fr. Nansens pl. 6, Sentrum. 22-98-37-35). Oslo Central Post Office (Dronningensgt. 15, Sentrum. 23-14-90-00).