The tourist information office in Sentrum is open weekdays 9 to 7 in July, 9 to 5 the rest of the year.
Oslo Sentralstasjonen (Oslo S Station) (Jernbanetorget, Sentrum. No phone. Daily 8 AM-11 PM). Tourist Information Center in Oslo (Fridtjof Nansens pl. 5, entrance from Roald Amundsens gt., Sentrum. 24-14-77-00. 22-42-92-22. www.visitoslo.com).