Who operates the railway station a short distance east of Wrawby Junction?
Wrawby Junction: Wrawby Junction is a busy railway junction located a short distance west of Barnetby, North Lincolnshire, England and controls the confluence of the Network Rail routes from Lincoln, Retford and Scunthorpe towards Immingham and Cleethorpes. Barnetby railway station:  It is operated by TransPennine Express, with East Midlands Trains and Northern also serving the station.
TransPennine Express