Customer service, how can we help?
Regardless of whether you are already our customer or thinking of becoming one, do not hesitate to contact us.
Telephone service Jakobstad: Mon-Fri 10-15
Tel: (06) 781 5300
Köpmansgatan 10, 86600 Jakobstad
Email: herrfors@katterno.fi
Telephone service Ylivieska: Mon-Fri 10-15
Tel: (08) 411 0400
Torikuja 3, 84100 Ylivieska
Email: laskutus.yka@katterno.fi
