... in response to Anyone have airport codes for Colombian ..., posted by Frank O on Jun 29, 2005http://www.aircraft-charter-world.com/airports/southamerica/colombia.htmThese are the main ones:
Barranquilla Ernesto Cortissoz (BAQ)
Bogota El Dorado International (BOG)
Cali Alfonso Bonilla Aragon Int'l (CLO)
Cartagena Rafael Nunez Int'l (CTG)
Medellin Int'l Jose Maria Cordova (MDE)
Neiva La Marguita Benito Salas Vargas (NVA)
Pereira International Matecana (PEI)
San Andres Island International (ADZ)
http://www.aerocivil.gov.co/ If your Spanish is up to it this is the Colombian government site(like in the USA) Even lists every airline that fly into Colombia and into which city and gives the airport codes and links to ALL Colombian airlines.