The 2009–10 Argentine Torneo Argentino A was the fifteenth season of third division professional football in Argentina. A total of 25 teams competed; the champion was promoted to Primera B Nacional.

Club information

Zone A Club City Stadium Cipolletti Cipolletti La Visera de Cemento Guillermo Brown Puerto Madryn Raul Conti Huracán Tres Arroyos Roberto Lorenzo Bottino Juventud Pergamino José Raymundi Rivadavia Lincoln El Coliseo Santamarina Tandil Municipal Gral. San Martín Unión Mar del Plata (None) 1 Villa Mitre Bahía Blanca El Fortín

1 Play their home games at Estadio José María Minella.

Zone B Club City Stadium 9 de Julio Rafaela El Coloso Ben Hur Rafaela Parque Barrio Ilolay Crucero del Norte Garupá Andrés Guacurarí Gimnasia y Esgrima Concepción del Uruguay Manuel y Ramón Núñez Libertad Sunchales Hogar de Los Tigres Patronato Paraná Presbítero Bartolomé Grella Sportivo Belgrano San Francisco Oscar Boero Unión Sunchales La Fortaleza

Zone C Club City Stadium Alumni Villa María Manuel Ocampo Central Córdoba Santiago del Estero Alfredo Terrara Deportivo Maipú Maipú Higinio Sperdutti Desamparados San Juan El Serpentario Estudiantes Río Cuarto Ciudad de Río Cuarto Juventud Antoniana Salta Fray Honorato Pistoia Juventud Unida Universitario San Luis Mario Diez Racing Córdoba Miguel Sancho Talleres Córdoba La Boutique

Torneo Apertura 2009

First stage

Zone A

Zone B

Zone C

Second stage

Group A

Group B

Torneo Clausura 2010

First stage

Zone A

Zone B

Zone C

Second stage

Pentagonal A

Pentagonal B

Final stage

Semifinals

Final

Promotion/relegation playoff B Nacional-Torneo Argentino A

C.A.I remained in the Primera B Nacional by winning the playoff.

Relegation Matches

!colspan="5"|Relegation/promotion playoff 1

!colspan="5"|Relegation/promotion playoff 2

Alumni (VM) remained in the Torneo Argentino A by winning the playoff. Villa Mitre remained in the Torneo Argentino A by drawing the playoff.

See also 2009–10 in Argentine football

References