Adopted in 2009, the current Postal Code system in the country of Colombia uses a 6 digit numeric code. The first two digits of the postal code represent is a unique identifier for each department. The department is the top level adminstrative division in Colombia. The second pair of digits will be 00 for department capitals.
| Department | Postal Code Prefix |
|---|---|
| Amazonas | 91xxxx |
| Antioquia | 05xxxx |
| Arauca | 81xxxx |
| Archipelago of San Andrés, Providencia and Santa Catalina | 88xxxx |
| Atlantico | 08xxxx |
| Bogotá, Capital District | 11xxxx |
| Bolivar | 13xxxx |
| Boyaca | 15xxxx |
| Caldas | 17xxxx |
| Caqueta | 18xxxx |
| Casanare | 85xxxx |
| Cauca | 19xxxx |
| Cesar | 20xxxx |
| Choco | 27xxxx |
| Cordoba | 23xxxx |
| Cundinamarca | 25xxxx |
| Guainia | 94xxxx |
| Guaviare | 95xxxx |
| Huila | 41xxxx |
| La Guajira | 44xxxx |
| Magdalena | 47xxxx |
| Meta | 50xxxx |
| Nariño | 52xxxx |
| Norte de Santander | 54xxxx |
| Putumayo | 86xxxx |
| Quindio | 63xxxx |
| Risaralda | 66xxxx |
| Santander | 68xxxx |
| Sucre | 70xxxx |
| Tolima | 73xxxx |
| Valle Del Cauca | 76xxxx |
| Vaupes | 97xxxx |
| Vichada | 99xxxx |