Contact us

Did you know that you can quickly manage your accounts online via My Waternet? Would you like to view or pay your bills? Or change your details? It’s easy, convenient and safe.

To My Waternet

Chat with us

  • Chat is available 8.00 - 20.00, Monday through Friday.
  • The chat window will pop up automatically when one of our customer service employees is available.

Other contact options

Call us

Our customer service team is not available right now. Call us on business days between 8.00 and 17.00.

0900 9394 normal phone rates apply
+31 889 39 4000 international

Social media

Ask your question via Facebook or Twitter. We will respond the next business day from 9.00.

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We will respond the next business day

Send an email

Send us an email with your question.

Send email
We will respond within 5 business days

Frequently asked questions

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Main office address

Stichting Waternet
Korte Ouderkerkerdijk 7
1096 AC Amsterdam

Opening hours servicedesk

The servicedesk for 'waterschapsbelasting' (water authority tax), 'binnenhavengeld' (inland port dues) and tap water bills is open from 8:30 till 17:00 on business days. The servicedesk is located at our main office.