Saidpur is a city of Nilphamari district in Rangpur Division of Bangladesh. The city has become a very important communication hub for adjoining major district headquarters. Saidpur Airport is one of the domestic airports in Bangladesh. The Syedpur Railway Workshop, established in 1870, is the largest in Bangladesh and was the major railway workshop for Assam-Bengal railway. Historically the city has an Urdu-speaking community with close ties to Bihar.