Colombia is divided into 32 departments (departamentos) plus the Capital District of Bogotá, which serves as both the national capital and a separate administrative entity. Each department has a capital city and varying numbers of significant municipalities.
| # | Department | Capital | Major Cities |
|---|---|---|---|
| 1 | Amazonas | Leticia | Leticia |
| 2 | Antioquia | Medellín | Rionegro, Envigado, Bello, Itagüí |
| 3 | Arauca | Arauca | Arauca |
| 4 | Atlántico | Barranquilla | Soledad, Malambo, Puerto Colombia |
| 5 | Bolívar | Cartagena | Barranquilla*, Santa Marta* |
| 6 | Boyacá | Tunja | Sogamoso, Duitama, Paipa |
| 7 | Caldas | Manizales | Pereira*, Armenia* |
| 8 | Caquetá | Florencia | Florencia |
| 9 | Casanare | Yopal | Yopal |
| 10 | Cauca | Popayán | Pasto*, Cali* |
| 11 | Cesar | Valledupar | Valledupar |
| 12 | Chocó | Quibdó | Quibdó |
| 13 | Córdoba | Montería | Sincelejo*, Cereté |
| 14 | Cundinamarca | Bogotá | Soacha, Zipaquirá, Chía |
| 15 | Guainía | Inírida | Inírida |
| 16 | Guaviare | San José del Guaviare | San José del Guaviare |
| 17 | Huila | Neiva | Pitalito, Garzón |
| 18 | La Guajira | Riohacha | Maicao, Uribia |
| 19 | Magdalena | Santa Marta | Valledupar*, Ciénaga |
| 20 | Meta | Villavicencio | Villavicencio |
| 21 | Nariño | Pasto | Ipiales, Tumaco |
| 22 | Norte de Santander | Cúcuta | Ocaña, Pamplona |
| 23 | Putumayo | Mocoa | Mocoa |
| 24 | Quindío | Armenia | Armenia |
| 25 | Risaralda | Pereira | Dosquebradas, Santa Rosa de Cabal |
| 26 | San Andrés y Providencia | San Andrés | Providencia |
| 27 | Santander | Bucaramanga | Barrancabermeja, Floridablanca |
| 28 | Sucre | Sincelejo | Corozal, Coveñas |
| 29 | Tolima | Ibagué | Espinal, Purificación |
| 30 | Valle del Cauca | Cali | Buenaventura, Palmira |
| 31 | Vaupés | Mitú | Mitú |
| 32 | Vichada | Puerto Carreño | Puerto Carreño |
*Note: Some cities listed appear in multiple departments due to metropolitan areas crossing boundaries or data source variations.
Departments are often grouped into six natural regions: Andean, Caribbean, Pacific, Orinoquía, Amazon, and Insular — each with distinct geography, economy, and culture.