Multibanco is an interbank network

Interbank network

An interbank network, also known as an ATM consortium or ATM network, is a computer network that connects the ATMs of different banks and permits these ATMs to interact with the ATM cards of non-native banks....

 in Portugal

Portugal

Portugal , officially the Portuguese Republic is a country situated in southwestern Europe on the Iberian Peninsula. Portugal is the westernmost country of Europe, and is bordered by the Atlantic Ocean to the West and South and by Spain to the North and East. The Atlantic archipelagos of the...

 owned and operated by Sociedade Interbancaria de Serviços S.A., or SIBS, that links the ATMs

Automated teller machine

An automated teller machine or automatic teller machine, also known as a Cashpoint , cash machine or sometimes a hole in the wall in British English, is a computerised telecommunications device that provides the clients of a financial institution with access to financial transactions in a public...

 of 27 banks in Portugal, totaling 11,208 machines as of October 2006. The bank members of Multibanco control the SIBS. Multibanco is a fully integrated interbank network and offers more services than the usually found in other countries, making that one of its most known characteristics.

Multibanco in itself does not only encompass ATMs.