Main Page | See live article | Alphabetical index SJ SJ can refer to: SJ, Swedish Railways - a public transport limited company owned by the Government of Sweden Statens järnvägar (SJ), or Swedish State Railways - a former Government Agency in Sweden The ISO country code for Svalbard and Jan Mayen The airline code for Freedom Air, a budget airline based in New Zealand This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.