Contact Us

Contact us

Our dedicated Wholesale Service Centre are happy to help with  any enquiries.


Please contact us on 0800 260 5053

Our office hours are 8am to 6pm, Monday to Friday. However we are available for emergency issues on the same number 24 hours a day, 7 days a week.


You can get in touch by emailing us at

Write To Us

Wholesale Service Centre

Dwr Cymru Welsh Water

PO Box 3164

Fortran Road


CF30 0FF

Call advisor