Moving home
If you need to set up a new account or are moving to a new property within or outside of our supply area - it's easy to tell us all about your move online, at a time that's convenient to you.
If you are a business customer, please take a look at our Businesses pages.
Call us
Please call us on 0845 9200 888.
Our lines are open from 8am to 8pm, Monday to Friday, from 8am to 1pm on Saturday and closed on Sunday and bank holidays.
If you are calling from outside the UK, please call +44 1793 366 011. To help us continually improve the quality of our service, we record all calls.
- Textphone service for the deaf or hard of hearing
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- This service is available for customers who are deaf or hard of hearing. Please note, voice calls or mobile numbers aren’t accepted via this number: 0845 7200 899.
- Available 8am to 8pm, Monday to Friday, from 8am to 1pm on Saturday and closed on Sunday and bank holidays.
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Email us
If you would just like to change your mailing address, you can send us an email using our online form:
We will respond to your email within five working days.
Write to us
If you would prefer to send us a letter, and if you are an existing customer, please quote your Thames Water account number (printed at the top of your bill
) when you write to us at:
Thames Water
PO Box 286
Swindon
SN38 2RA
We will respond to your letter within five working days.
You can also get in touch with us about:
Find and read your water meter
We've made a short video to show you how to find and read your water meter.
Request a water meter
A water meter can give you more control over your bills, as you pay for what you use.
Home emergency cover
We've teamed up with HomeServe to provide you with comprehensive plumbing and drainage protection at a great price.
