And we now have the 88/89 timetables:

18 Middlesbrough-Marton-Coulby Newham-Hemlington-Stainton-Middlesbrough
19 Middlesbrough - Stainton - Hemlington - Coulby Newham - Marton - Middlesbrough
45 Middlesbrough - Billingham - Wolviston Court
66 Stockton - Teesside Park (until 3rd May 2014, no service 5th May 2014 due to Bank Holiday)
77 Stockton - Preston-on-Tees - Eaglescliffe Kingsmead - Yarm - Yarm Station - Yarm Willey Flatts - Yarm
84 Stockton - Sparks Bakery - Durham Road - North Tees Hospital - (Thorpe Thewles from June 2014) - Carlton - Redmarshall - Whitton - Stillington
85 Stockton - Bishopton Road – Elton Park – Oxbridge – Stockton – Portrack ASDA
86 Portrack ASDA - Stockton - Oxbridge - Elton Park - Bishopton Road - Stockton
88 Transporter - Greenwood Road - Billingham - High Grange - Wolviston - Billingham - Greenwood Road - Transporter
89 Stockton - Portrack Lane - Haverton Hill - Transporter
436 Middlesbrough - Stockton - Billingham
455/456 Bankfields - Eston - Middlesbrough( - Marton - Nunthorpe) (Bracket section weekdays only)
492 Middlesbrough - South Bank - Eston – Normanby Flatts Lane (Bexley Drive End)
603 Middlesbrough – Coulby Newham– Hemlington – Middlesbrough (Sunday Morning)
604 Middlesbrough – Hemlington – Coulby Newham – Middlesbrough (Sunday Morning)
605 Middlesbrough – Marton – Coulby Newham – Hemlington – Middlesbrough
606 Middlesbrough – Hemlington – Coulby Newham – Marton – Middlesbrough
607 Middlesbrough – Hemlington – Coulby Newham – Saltersgill – Middlesbrough
A66 Teesside Park - Stockton - Norton
H66 Teesside Park - Stockton - Hartburn

Code
Services listed in italic text are changing/new services (77/85/6 are changes, 84/88/A66/H66 are new)