The Airbus A330 is operated by the Royal Dutch Airlines (8x A330-200).
Airbus offered the A330 in a tank- and transport version (A330MRTT) as a successor of the current US Air Force KC-135 fleet but lost the competition in 2011.

Versions & Civil operators

-200 series
The A330-200 (A332) is used by airliners of which:

Aeroflot Aer Lingus Air Algerie Air Berlin Air China Air Europe Air France Air Transat Alitalia Asiana Airlines Avianca

China Eastern Airlines China Southern Airlines Delta Airlines Emirates Gulf Air Hainan Airlines Hawaiian Airlines Hong Kong Airlines Korean Air KLM Meridiana Fly

Monarch Airlines Qantas Qatar Airways Royal Jordanian Sri Lankan Airlines TAM Airlines TAP Portugal Thomas Cook Airlines Turkish Airlines US Airways Vietnam Airlines

-300 series
The A330-300 (A333) is used by airliners of which:

Aeroflot Aer Lingus Air Canada Air Caraibes Asiana Airlines Cathay Pacific Delta Airlines Egypt Air Finnair Garuda Indonesia Korean Air Lufthansa

Malaysian Airlines Oman Air Qantas Qatar Airways SAS Saudi Arabian Airlines Singapore Airlines Swiss Thai Airways Turkish Airlines US Airways Virgin Atlantic

Militaire Operators
The A330 is used by countries like:

1. Australia
2. Belgium
3. France
4. Saudi-Arabia
5. United Arabian Emirates
6. United-Kingdom

Royal Dutch Air Lines A330-200
Lufthansa A330-300	Belgian Air Force	Belgian Air Force