Thames Water
Call us
What would you like to contact us about? Please select the relevant number below.

If you have an urgent problem such as no water or sewer flooding, please call us. One of our team will be here to help, 24 hours a day

0800 316 9800

(Textphone for deaf
or hard of hearing: 0800 316 6899)
Billing & accounts

Please use this number for any billing queries:

0800 980 8800

Lines are open:
Monday to Friday: 8am to 8pm
Saturday: 8am to 6pm
Sunday and Bank Holidays: Closed

Please note: 0800 numbers are free to call from UK landlines, but may be chargeable from mobiles. Rates vary depending on your network and call plan.

If you are calling from outside the UK,
Please call +44 1793 486 555.