The National Federations/Cities of Argentina (city of Mar Del Plata), Austria (city of Vienna), Hong Kong (city of Hong Kong) and Turkey (city of Istanbul) confirmed their formal bid to the organisation of the 11th edition of the FINA World Swimming Championships (25m) in 2012.

These two cities were part of a group of six potential bidders that also included: Australia (city of Sydney) and Brazil (city of Rio de Janeiro)

The host of the 11th FINA World Swimming Championships (25m) 2012 will be decided and announced by the FINA Bureau on April 12, 2008 with the occasion of the 9th FINA World Swimming Championships (25m) in Manchester (GBR).

After Great Britain and before 2012, the 10th FINA World Swimming Championships (25m) will be held in Dubai (UAE), from April 7-11, 2010.