| 72 from 18 nations|
Palau Sant Jordi
| August 2, 2013 (heats & final)|
Palau Sant Jordi, Barcelona, Spain
The men's 4 × 200 metre freestyle relay event in swimming at the 2013 World Aquatics Championships took place on 2 August at the Palau Sant Jordi in Barcelona, Spain.
Swimming at the 2013 World Aquatics Championships – Men's 4 × 200 metre freestyle relay Wikipedia
Prior to this competition, the existing world and championship records were:
The heats were held at 11:11.
The final was held at 19:41.