European route E261

European route E 261 is a Class B road part of the International E-road network. It runs only through Poland, begins in Bielany Wrocławskie near Wrocław and ends in Nowe Marzy near Świecie.
Route: Bielany Wrocławskie – Wrocław – Leszno – Poznań – Gniezno – Bydgoszcz – Świecie – Nowe Marzy. 
E261 follows the route of Polish national road 5 for its entire length.