My pick
My tip“It is in Gavà near Barcelona airport; it is open even on Sunday, and older motorhomes are not allowed into Barcelona's low-emission zone, so head straight for the motorway.”
The Barcelona branch of Indie Campers is one of its highest-rated (4.5 with over 2400 reviews), an ideal gateway for trips to the Costa Brava, the Pyrenees and southern France.
Address
Carrer de la Ciència 26, Gavà