High Quality Content by WIKIPEDIA articles! 112 is the principal emergency telephone number that can be dialed free of charge from any telephone or any mobile phone in order to reach emergency services (ambulances, fire-fighters and the police) in the European Union (EU), its candidates for accession, members of the EEA agreement, as well as several other countries in the world. It was established by a decision of the EU Council on 29 July 1991.