Contact Us


Contact Details

Telephone: 0207 760 7600

For ALL SUPPORT REQUESTS
please use the Online Help Portal
https://support.citynumbers.co.uk/

If You are located within the United Kingdom, “We, Us, Our or City Numbers” means 
ESW Technologies FZ-LLC.


If You are located within the United States Of America, "We, Us, Our or City Numbers" means
DNN, LLC (previously DNN Corporation)

If You are located outside of the United States Of America, “We, Us, Our or City Numbers” means
ESW Technologies FZ-LLC.

If You are located within the UAE and are not a Free Zone entity, “We, Us, Our or City Numbers” means DNN, LLC (previously DNN Corporation)


Business Address:

4th Floor, The Anchorage,
34 Bridge Street,
Reading, Berkshire,
United Kingdom
RG1 2LU