Faresaver's Changes, Again effective 1st September :
287 – Bathwick Hill to R.Allen School is being cancelled. Firstbus 20 service will provide alternative transport options for students. The X86 service will continue to operate from Box/Batheaston/Bathford/London Road.
271/2/3 – We are enhancing the Sunday service from 2 hourly to hourly. Some minor changes are being made to weekday and Saturday timetables to reflect current traffic conditions.
33/x33 – Between 0900 – 1500 the trips from Devizes towards Chippenham have been changed. Current 33 trips will operate as X33 and vice versa. We are also introducing a Sunday X33 service which will operate every 2 hours. This new Sunday X33 service will operate into Bromham but otherwise will follow a direct route serving all stops between Devizes and Chippenham missing Derry Hill village.
3A/3C – Changes to times on Sunday.
231/X31 – Minor timing amends to reflect current traffic conditions.
44 – Retiming of 44Ks after 1500 on weekdays. Minor timing changes of up to 5 minutes on other 44 services.
228 – Minor timing amends to reflect current traffic conditions.
555 – Route variation to serve Blackmore Road to Queensway.
11/12 – Minor timing changes to reflect current traffic conditions.
35 – Timetable and route change to cover part of 86 route currently operated by Stagecoach around Courtney Way and Cortney Road.
Source :
https://faresaver.co.uk/september-timetable-changes/ 
