Using the phonebook

Glasnevin and All Hallow campuses extensions starting with "5", "6", "7" or "8" may be called directly from outside by the prefix "700". The full international code for extension 5000 is thus +353 1 7005000.

St Patrick's campus extensions starting with "2" may be called directly from outside by the prefix "884". The full international code for extension 2000 is thus +353 1 8842000.

Useful Telephone Numbers