Buy a card there. There are little kiosks and calling card places (usually attached to internet cafes) all over Western Europe, and they will generally help you out with exactly what you need.
"I set out alone, finding no companion to cheer the way with friendly intercourse, and no party of travellers with whom to associate myself. Swayed by an overmastering impulse within me, and a long-cherished desire to visit those glorious sanctuaries, I resolved to quit all my friends and tear myself away from my home."
---Ibn Battuta, CE 1325
Latest travel crushes - Arizona, Morocco, The Baltic States, Tunisia, Portugal, Mexico