The Ekeberg Line is a 6.6-kilometre (4.1 mi) long light rail line of the Oslo Tramway which runs from Oslo Hospital to Ljabru in Oslo, Norway. Operated by lines 13 and 19, it serves the area of Nordstrand and the neighborhoods of Ekeberg, Jomfrubråten, Bekkelaget and Ljan. The line is operated by Oslo Sporvognsdrift using SL79 and SL95 trams on contract with Ruter. The line itself is owned by Sporveien. At Oslo Hospital, the line connects to the Bjørvika Line, which runs to the city center.

The Oslo tram network is the tram system in Oslo, Norway. It consists of six lines with 99 stops and has a daily ridership of 132,000. It is operated by Sporveien Trikken AS, a subsidiary of the municipally-owned Sporveien who maintain the track and 72 tram vehicles on contracts with the public transport authority Ruter. The system operates on standard gauge and uses 750 V DC overhead. Depot, workshops and headquarters are at Grefsen. There is also a depot at Holtet that is home to the technical company InfraPartner, which maintains the track for the tram and metro systems in Oslo, and a small office building for Oslo Sporveier.