Acea Ato 2 Contacts

Telephone Numbers

To report a water and sewer fault:

800 130 335

Toll-free number available 24/7 - Free from your landline and mobile phone
You will have to give the Post Code for the area where you are reporting a fault.

To report a sewer failure in the municipalities with autonomous management of the service, see the contacts list (only Italian version).

For commercial services:

800 130 331

Toll-free number available from Monday to Friday from 8:00 a.m. to 7:00 p.m., Saturday from 8:00 a.m. to 1:00 p.m.
(except bank holidays)
Free from your landline and mobile phone.


Consult the list of branches. Remember tickets may no longer be available just before closing time depending on the number of customers.

Certified e-mail

For customers' commercial requests, reports and claims.

Are you a customer of one of the other water companies in our Group?

You can find the contact details in the dedicated sections on their respective websites.

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