When you open the new link insert as Departure the city of Almyros and as Destination City Volos. The departure time is from Almiros city. The bus arrives in Nea Anchialos after 10 minutes

When you open the new link insert as Departure the city of Volos and as Destination City Almiros.

Busses for Athens are passing from Nea Anchialos and tickets can be issued at Nea Anchialos bus station. 

To catch a bus to Thessaloniki tickets are issued in Nea Anchialos. Either you get local bus to Volos and from there the bus to Thessaloniki.. Or you get a Taxi from Nea Anchialos to Volos & from there the bus to Thessaloniki