What private railway company is based in an Italian city that had a population of 326,799 as of 2015?
Ferrotramviaria: Ferrotramviaria is a private railway company of Italy. Ferrotramviaria:  Based in Bari, in the Apulia region, it manages the "Ferrovie del Nord Barese" network, composed by the Bari–Barletta railway and the Bari metropolitan railway service. Bari:  The city itself has a population of about 326,799, as of 2015 , over 116 km2 , while the urban area has 700,000 inhabitants.
Ferrotramviaria