(05 Apr 2015, 12:35 pm)rcTheA4 wrote Thanks for the information, it's something that has always fascinated yet confused me.
Nothing confusing at all to be honest. Just a change of number and route One via Sunderland one via washington. both limited stop express. Much better than what we have now with the 20 and the 50. What a coincidemce they have similar numbers and routes almost 20 years later.