Public transport in Debrecen, Hungary, is provided by two companies, DKV and Hajdú Volán. Trams and trolleybuses are operated by DKV (short for Debreceni Közlekedési Vállalat – Public Transport Company of Debrecen; complete name is DKV Rt.) while buses are operated by Hajdú Volán, which also provides transport in the rest of Hajdú-Bihar county.
The company was founded in 1883 under the name Debrecen Local Tramway Company. They started providing public transport on October 2, 1884 with horse-drawn and steam-powered trams. The first electric tram started operating in 1911. From 1906 the town of Hajdúsámson and later, the town of Nyírbátor were connected to Debrecen by municipal railway, also operated by the same company.
