A playoff tournament was organized with 2 clubs from the first division along with the 11 and 12 place clubs from the first division clubs: Cuautla FC, Zamora, Querétaro, Atlante and Marte.
Marylebone Cricket Club | Lancashire County Cricket Club | Sierra Club | Deportivo Cali | club | Sgt. Pepper's Lonely Hearts Club Band | Club Brugge K.V. | Somerset County Cricket Club | Sport Club Corinthians Paulista | Glamorgan County Cricket Club | Hampshire County Cricket Club | Zamora | Nottinghamshire County Cricket Club | Richmond Football Club | Gloucestershire County Cricket Club | Cornwall County Cricket Club | Kent County Cricket Club | Club Nacional de Football | Cambridge University Cricket Club | Collingwood Football Club | Yorkshire County Cricket Club | sports club | Essendon Football Club | Port Adelaide Football Club | Jockey Club | Club Atlético River Plate | Carlton Football Club | St Kilda Football Club | Racing Club de Avellaneda | Manhattan Theatre Club |
F.C. Atlas (Segunda División 1954-55 Champion), Club Deportivo Zamora and Cuautla FC (second and third place in a promotional tournament in Segunda División) were promoted to Primera División, to increase the number of teams to 14 clubs.