This is what was listed on the official FIA entry list for the 2014 season which was released yesterday (driver numbers subject to confirmation):
Infiniti Red Bull Racing-Renault
#1 Sebastian Vettel
#3 Daniel Ricciardo
Mercedes AMG Petronas F1 Team
#44 Lewis Hamilton
#6 Nico Rosberg
Scuderia Ferrari
#14 Fernando Alonso
#7 Kimi Raikkonen
Lotus F1 Team-Renault
#8 Romain Grosjean
#13 Pastor Maldonado
McLaren-Mercedes
#22 Jenson Button
#20 Kevin Magnussen
Sahara Force India F1 Team-Mercedes
#27 Nico Hulkenberg
#11 Sergio Perez
Sauber F1 Team-Ferrari
#99 Adrian Sutil
#21 Esteban Gutierrez
Scuderia Toro Rosso-Renault
#25 Jean-Eric Vergne
#26 Daniil Kvyat
Williams F1 Team-Mercedes
#19 Felipe Massa
#77 Valtteri Bottas
Marussia F1 Team-Ferrari
#17 Jules Bianchi
TBA Max Chilton
Caterham F1 Team-RenaultÂ
TBA
TBA
Sebastian Vettel chose “5” as his career number and because he finished higher in the 2013 championship, Nico Hulkenberg was assigned the iconic “27” over Jules Bianchi, who also requested it.
The first test at Jerez, Spain is now less than three weeks away…
– MCZF1