2 choices...
The X21 sits in Bishop for ages so extend one of them down to the King William at Shildon
Bishop Auckland-Cockton Hill-South Church-Shildon
Turn the 18 into a circular route
Bishop Auckland-Coundon-Eldon-Shildon King William-Shildon Church St-Shildon Main St-Hippodrome-Tindale Cres-Woodhouse Close-Bishop Auckland
New Service 17...Basically 18 in Reverse
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