It is cheaper if you phone from a public telephone than from bars and restaurants.
The cheapest rates in foreign countries are from 10pm to 8am and on weekends.
The mobile phone boom makes the cells, which can work exclusively with a phone card, superfluous. You can now again in most cell phone call with coins. A not consumed amount the cells do not give back.
Do you prefer to use phone cards phone (tajeta), you buy it in post offices, magazines and tobacco shops for10 and 20 €.
The GSM mobile phones work without trouble as they have very good coverage in the whole area of Barcelona. Also in metro stations and trains you can phone mobile.
There are three Spanish roaming partners: Amena, Airtel and Movistar. You can contact your mobile operator in order to know which of them is the most favourable.
In the locutorios (telephone shops), you pay at the end of the conversation in cash.
These phone shops can be found, etc. Ramblas 88 and there are a lot in the Raval district.
It is not allowed to phone in the car without handsfree.
Dial the area code without the 0.
In Spain, there are no area codes any more. The previous code from Barcelona 93 is now part of the phone number and must always be dialled as well
National: 118 18
International: 118 25

A typical cell phone, as you often find in Barcelona