List of the most important cities, towns and villages in the Río Negro Province in Argentina, with their municipal population (2001 census [INDEC]).

• Allen (26,083)
• Campo Grande (4,571)
• Colonia Catriel (15,169)
• Cervantes (5,173)
• Chichinales (4,060)
• Chimpay (3,905)
• Choele Choel (10,642)
• Cinco Saltos (19,819)
• Cipolletti (75,078)
• Comallo (1,306)
• Contralmirante Cordero (2,782)
• Coronel Belisle (1,841)
• Darwin (1,052)
• Dina Huapi (2,243)
• El Bolsón, Río Negro (15,537)
• General Conesa (5,595)
• General Fernández Oro (6,813)
• General Roca (78,275)
• Ingeniero Jacobacci (5,785)
• Ingeniero Luis A. Huergo (6,483)
• Lamarque (7,819)
• Los Menucos (2,689)
• Luis Beltrán (6,401)
• Mainqué (2,658)
• Maquinchao (2,195)
• Pilcaniyeu (1,467)
• Pomona (987)
• Río Colorado (13,675)

• San Antonio Oeste (16,966)
  • Las Grutas (approx. 2,500)
• San Carlos de Bariloche (93,101)
• Sierras Coloradas (1,374)
• Sierra Grande (6,978)
• Valcheta (3,596)
• Viedma (47,437)
  • Balneario El Cóndor (approx. 1,300)
• Villa Regina (31,209)