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Postcodes: OX3, OX4   |    We are aware of an issue with your water supply. The Thames Water team are carrying out urgent repairs and will get your water supply back to normal as quickly as possible. For the latest updates, please visit Thames Water.

Moving premises

Moving in or out of your business premises?

Provide us with the details and we’ll take care of the rest.

Moving in

If you have recently moved into a premises supplied by Castle Water, please let us know as soon as you move in.

If you are already a customer and have an account for another premises, save time by logging in before completing the form. If you haven't logged in before, all you need to register is your account number, email address, and postcode.

Moving in

Moving out

If you have moved out of a premises supplied by Castle Water, please let us know as soon as possible.

Click below to log in to your online portal and complete our move out form. 

We will update our records and issue a final bill and a refund if you have overpaid.

Moving out

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