A.C. Orestias (full name Athletic Club of Orestias/ Greek: Αθλητικός Όμιλος Ορεστιάδας) is a Greek volleyball club based in Orestias.

It was founded in 1970 and it has important presence in the Greek volleyball championship.

Nevertheless the most important moment was the presence of the club in the final of the CEV Challenge Cup, in 1995.

[1][3] At those years Orestias had notable players such as Nikos Samaras and Theodoros Baev.

[2] In 1995, Orestias reached to the final of the CEV Challenge Cup but was defeated by Pallavolo Parma.