I found the following using a free online searchable database of airport codes. You can either browse by country, or search based on a number of criteria. It has both IATA and ICOA codes. Anyway, here they are for Jamaica:
* KTP - Kingston (Tinson Pen) * KIN - Kingston (Norman Manley) * POT - Port Antonio (Ken Jones) * MBJ - Montego Bay (Sangster) * OCJ - Ocho Rios (Boscobel) * NEG - Negril (Negril) Source: http://wisetravelsearch.com/Info/Airports
Vienna International Airport (IATA Code: VIE)
We use the The IATA airport code system which uses Y for Canadian airports.
An IATA airport code, also known as an IATA location identifier, IATA station code or simply a location identifier, is a three-letter code designating many airports around the world, defined by the International Air Transport Association (IATA)
The sole Barbados airport is Grantley Adams International (IATA Code: BGI)
Heriberto Jara International Airport, WITHIN the city of Veracruz (IATA code: VER).
The International Air Transport Association, or IATA assigns a unique 3 letter abbreviation to all airports. The code CPH has been assigned to Copenhagen Airport in Denmark.
Jonkoping Axamo Sweden
iata agent code no. 14390504
The IATA airline code of Indigo Airlines is 6E.
Some of the airports in India include Tirupati, Zero , Goa International and Kochi Airport. Others are Akola , Ozar and New Chennai International Airport. Mumbai - IATA code BOM is also an important airport. There are others too.
Charlotte Douglas International Airport code is: IATA = CLT
Ryanair: IATA-Code:FRICAO-Code:RYRAirline:RyanairCountry:IrelandCallsign:Ryanair