Delays of up to 40 minutes on Grand Central Trains between York and Sunderland due to signalling problem at Thirsk.
Northbound lines have reopened and trains can run through the area with delays.
There is no estimate for a normal service.
Also affecting East Coast, First Transpennine Express and CrossCountry.
More top news
A Newcastle legend is joining North Shields Youth FC to celebrate over 234 grassroots football clubs in the region receiving new team kit.
A gang of North East smugglers, including four family members, have been sentenced today after smuggling £750,000 worth of tobacco.
A look ahead at the weekend forecast for the Tyne Tees