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.

Frequently asked questions

View all questions

Other contact options

Call us

Call us on business days between 8.00 and 17.00.

0900 9394 normal phone rates apply
+31 889 39 4000 international
Average waiting time is 2 minutes

Social media

Ask your question via Facebook or Twitter on business days between 9.00 and 17.00. 

Facebook Twitter
We will respond within 2 hours

Email not available

You can send us an email after 20.00. During the day, we would rather help you in a chat or a phone call.

Main office address

Stichting Waternet
Korte Ouderkerkerdijk 7
1096 AC Amsterdam

Opening hours

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.