Customer Area

Customer Support

T: 16500
Working days from 09h to 19h, free calls from all national fixed networks and ONI mobile network, 30 cents/min (VAT included), from other mobile national networks.
E: 16500@oni.pt

Portability Announcement and Tariff Information

Helpline for activating or deactivating the portability announcement, to access tariff information and mobile customer support.
T: 16502
24 hours a day, 7 days a week.
Free from Portugal, from abroad dial +351 928 519 999 (Free in the Eurotariff zone, paid in other zones according to the roaming tariff in force).

Customer Ombudsman

T: +351 300 504 548
E: provedor@oni.pt

Billing and Litigation | +351 211 154 300

Tuesdays and Thursdays from 15h to 18h

General | +351 211 154 300

Working days from 9h to 18h

Central of Operational Management | 800 500 800

Everyday 24 hours (free)

Roaming Support | +351 928 519 999

(from abroad)
Available 24 hours a day. Free calls at the Eurotariff zone; paid on the remain zones according to the roaming price list.

ONICARDS Line | 707 503 334

Working days from 9h to 18h (Fixed network: €0,09/min, mobile network: €0,13/min. Billed per second after the 1^st minute).