If you need a taxi from Metochi to AIA or one of the towns and villages near Metochi on the mainland opposite Hydra, there are a few you can contact below. However, you might find it easier to go to the ticket office of Hydra Lines (on the Metochi side) or ask the staff on either of the operators passenger ferrys to phone ahead and book a taxi for you so that you are met of the ferry.
Doing the journey the other way around from AIA to Metochi, then it's probably best if you contact one of the drivers below to pre-book collection from the airport.
Airport collection to locations on south Peloponnese including Metochi, Kranithi, Porto Hydra. Guided taxi tours for sight-seeing. Metochi to Epidavros ancient theatre trips. Greek but also speaks a little English with lots of hand-waving!
GR Mobile: +(30) 694 437 1096