Child protection or nuisance calls

O2 has its own dedicated nuisance call services which can contacted by email or telephone. If you are not an O2 customer, contact your network operator for advice.

Telefónica O2 UK: All initial enquiries in relation to Nuisance Calls and Child Protection should be directed through customer service on 08705 214000. If necessary, customer service will request our specialised teams to contact you, if further assistance is required.

Telefónica O2 Germany GmbH & Co OHG: jugendschutz@o2.com

Telefónica O2 Ireland: Telephone: 1909 (O2 mobile phones only)