TfL has also confirmed that a small number of day routes will also run overnight to help get everyone home.
However no info what these are!
Yes, this what I found on the TfL website:
NightSunday night service on all 24-hour and night routes
Some routes will run more often
A small number of day routes will run overnight
Some buses in central London will be on diversion
...however for anyone interested the
Newham Advertiser has published extensive details of changes, including many routes that don't go anywhere near Newham:
www.newhamrecorder.co.uk/news/23998233.new-years-eve-london-night-bus-timetable-changes/The following timetable changes will take place on New Year’s Eve (December 31):
A Sunday night service will be in operation on all night and 24-hour bus routes this New Year's Eve.
A large number of road closures will come into force from 7pm until around 4.30am with buses curtailed to bus hubs outside of the closure area.
There will also be additional enhancements on the following routes: Additional journeys will run on route 6 at between Aldwych and Kensal Rise Station in both directions between 12.30am and 2am.
Additional journeys will run on route 8 at 12.25am, 12.55am and 1,25am from Tottenham Court Road Station to Bow Church.
Additional journeys will run on route 21 at 1.26am and 1.38am from London Bridge to Lewisham.
Route 35 will run an enhanced service with a bus every 7-8 minutes all night long between Clapham Junction and Elephant & Castle with services running beyond Elephant & Castle to Shoreditch every 15 minutes.
Additional journeys will run on route 36 at 3.57am from New Cross Gate to Marble Arch and at 4.14am and 4.44am from Marble Arch to New Cross Gate Route 37 will run an enhanced service with a bus every 15 minutes all night long between Peckham Bus Station and Putney Heath Additional journeys will run on route 44 at 12.21am and 12.44am from Victoria Station to Tooting Station.
Additional journeys will run on route 47 from London Bridge to Lewisham at 9.13pm, 9.51pm, 10.11pm, 10.31pm, 11.11pm, 11.31pm, 11.51pm, 12.31am, and 12,51am and from London Bridge to Catford Garage at 1.11am, 1.41am and 2.10am.
Route 87 will be curtailed to run between Lambeth Bridge and Wandsworth only after 2pm and then between Vauxhall Bus Station and Wandsworth after 7.30pm. Route 87 will run additional journeys from Midnight until 1.30am with buses running every 10 minutes in both directions between Vauxhall Bus Station and Wandsworth.
Additional journeys will run on route 97 at 12.28am, 12.43am, 12,58am, 1.18am, 1.38am from Chingford Bus Station to Stratford City Bus Station and at 12.55am, 1.10am, 1.25am, 1.40am and 2am from Stratford City Bus Station to Chingford Bus Station.
Additional journeys will run on route 104 at 1.40am, 2am, and 2.20am, from Beckton Bus Station to Stratford Bus Station and at 1.39am, 1.50am, 2.10am and 2.30am from Stratford Bus Station to Beckton Bus Station.
Short working journeys will run on route 108 from North Greenwich Bus Station towards Lewisham Town Centre every 8 minutes between 10.45am and 1.30am using double deck buses. This is alongside the 30 minute service between Stratford International and Lewisham Town Centre. Note the additional service will run every 20 minutes from Lewisham Town Centre back towards North Greenwich Bus Station.
Additional journeys will run on route 109 at 11.50am, 12am, 12.20am, and 12.30am towards from Croydon Town Centre to Brixton Station and at 12.30am, 12.40am and 12.50am from Brixton Station to Croydon Town Centre.
A revised late evening timetable will be in operation on route 129 with changes to times and additional journeys. Buses will depart North Greenwich Bus Station for Lewisham Town Centre at 11.48am, 12.08am, 12.30am, 1am, 1.30am, and 2am from Lewisham Town Centre for North Greenwich Bus Station at 12.37am, 1am, 1.30am and 2am.
Additional journeys will run on route 131 from Kingston to Tooting Broadway at 12.15am, 12.35am, 12.55am, 1.15am, 1.40am, and 2am and from Tooting Broadway to Kingston at 1am, 1.20am, 1.40am and 2am.
A revised late evening timetable will be in operation on route 132 with changes to times and additional journeys. Buses will depart North Greenwich Bus Station for Bexleyheath at 1am, 1.20am, 1.45am, 2.15am, and 2.45am 0and from Bexleyheath for North Greenwich Bus Station at 12.10am, 12.30am, 1am, 1.30am, 2am, and 2.30am.
Route 153 will be reduced to run every 15 minutes from 5pm until last bus in both directions.
Route 158 will have a frequency increase to every 26-27 minutes all night long between Chingford Mount and Stratford Bus Station.
Additional journeys will run on route 171 at 12.10am, 12.40am, and 1.09am from Elephant & Castle to New Cross Bus Garage.
Route 188 will be curtailed to run between Elephant & Castle and North Greenwich Bus Station only after 6pm.
Extra buses will run on route 188 between 1.30am and 4.30am providing a 15 minute service between North Greenwich Bus Station and Canada Water Bus Station with every other bus extending to and from Elephant & Castle.
Route 214 will be reduced to run every 15 minutes from 5pm until 12.30am in both directions.
Route 238 will run an enhanced service with buses running every 20 minutes between 12.15am and 5.15am between Barking Station and Stratford Bus Station and 0050 and 0520 between Stratford Bus Station and Barking Station.
Route 254 will run every 30 minutes all night long between Aldgate Bus Station and Holloway, Nags Head providing a combined 15 minute service with route N253 between Aldgate and Holloway.
Additional journeys will run on route 280 from St George's Hospital to Belmont Station at 12.40am, 1am, 1.20am, 1.40am and 2am and from Belmont Station to St George's Hospital at 12.42am, 1.02am, 1.22am, 1.42am and 2.02am.
Additional journeys will run on route 297. Buses will depart Ealing Broadway for Willesden Bus Garage at 12.28am, 12.49am, 1.10am, 1.30am, 1.50am, 2.10am, 2.30am, 3am, 3.30am, 4am and 4.30am.
Buses will depart Willesden Bus Garage for Ealing Broadway at 12.14am, 12m34am, 12.54am, 1.15am, 1.35am, 1.55am, 2.15am, 2.45am, 3.15am, 3.45am, 4,15am and 4,45am.
Additional journeys will run on route 407 from Sutton Town Centre to Caterham Station at 1am, 1.30am, 2am, 2.30am, 3am, 3.30am, 4am and 4.30am with journeys at 4.25am and 4.55am terminating at Purley, Tesco.
Buses depart Caterham Station for Sutton Town Centre at 1am, 1.30am, 2am, 2.30am, 3am, 3.30am, 4am, 4.30am, 5am and 5.30am terminating at Beddington, Plough.
Additional journeys will run on route W3 at 12.5am, 1am and 1.40am from Northumberland Park to Finsbury Park.
Short working journeys will run on route N2 from Brixton Station to Crystal Palace Bus Station every 30 minutes. This is alongside the 30 minute service between Marylebone Station and Crystal Palace Bus Station. This will provide a 15 minute service between Brixton and Crystal Palace.
Route N18 will run between Oxford Circus and Sudbury or Harrow Weald only. A revised timetable will be in operation with additional journeys running at 12.58am, 12.10am, 12.22am and 12.46am between Oxford Circus and Harlesden, Jubilee Clock and revised times before 1.30am with departures from Oxford Circus to Harrow Weald at 12.34am and 1.09am and from Oxford Circus to Sudbury, Swan at 12.58am and 1.21am.
Route N25 will run an enhanced service with a bus every 8 minutes between Oxford Circus and Ilford, Hainault Street.
Additional buses will run every 20 minutes on route N29 between Camden Town Station and Wood Green Station alongside the normal 10 minute service between Tottenham Court Road Station and Enfield Town.
Additional journeys will run all night on route N86 between Stratford Bus Station and Romford Station alongside the normal 30 minute service between Stratford Bus Station and Harold Hill.
A revised timetable will be in operation on route N98 with additional buses departing Holborn before 1.30am for Stanmore Station at 12.15am, 12.45am and 1.15am and for Willesden Bus Garage only at 12.25am, 12.35am, 12.55am, 1.05am and 1.30am.The normal 15 minute service to Willesden Bus Garage with every other bus extended to Stanmore Station resumes after 1.30am.
A revised timetable will be in operation on route N109 with buses running every 10 minutes between Imperial War Museum and Croydon Town Centre only. There will be no service between Imperial War Museum and Oxford Circus due to road closure for the firework event.
Route N205 will run an enhanced service with a bus every 15 minutes all night long between Paddington Station and Leyton, Downsell Road.
Route N207 will have some additional journeys with buses running every 12 minutes until 2am between Holborn Station and Hayes By-Pass with every other bus continuing to Uxbridge.
After 2am buses will run every 15 minutes between Holborn Station and Hayes By-Pass with every other bus continuing to Uxbridge.