Oulu Waterworks Contact Information

Service number
08 558 43 800

Telephone service hours: weekdays 9:00–13:00

Technical customer service phone hours: 9:00–11:30

We also serve by e-mail:

  • asiakaspalvelu.oulunvesi@ouka.fi
  • vesilaskutus.oulunvesi@ouka.fi

Outside service hours, please follow the instructions in the recorded message.

We record calls to improve our customer service and to ensure quality. The call is charged according to the caller’s own operator agreement.

Disruptions 24/7

08 558 43 800

Payment arrangements and payment extensions

Monetra Oulu Oy: tel. 044 703 0731 (weekdays 9:00–16:00)

Pipe data for designers

Other contact information is found from Oulu’s phone directory (in Finnish).

Oulu Waterworks invoicing address 
Oulun kaupunki
Oulun Vesi liikelaitos
EDI ID: 003701876901150
PL 5016
02066 DOCUSCAN

Online invoice information 
Operator: CGI Suomi Oy
Intermediary ID: 003703575029
EDI ID: 003701876901150

Further information about invoicing from the city of Oulu’s invoicing instructions www.ouka.fi/invoicing
 

Address 
Postal address:  PL 35, 90015 Oulun kaupunki
Visiting address: Voudintie 3
90015 OULUN KAUPUNKI
E-mail: oulunvesi@ouka.fi

Visiting tours 

Visiting tours to purification plants are organized together with Oulu Waterworks production manager or other comparable production foremen. Customer service will help you reach the right people.