166215 brings up the rear of the 1W00 08:21 Paddington to Hereford GWR service on 12 December 2017, as it is led by 166217 into platform 4 at Oxford station. Only the leading unit would go all the way to Hereford, with 166215 being detached at Moreton-in-Marsh, from where it would return to Paddington.