HusvikveienOscarsborg, Norway 1443 Phone: +47 6-490-4000Fax: +47 6-6490-4000Toll Free: +877-424-6423 Hotel Website Commission Rooms Rates - 86 - Hoteliers! Is your information accurate? Update Here Oscarsborg Festning an Ascend Collection Location & Neighborhood Situated by a castle on an island in the oslofjord. - 38 KM from Oslo Gardermoen airport.