O2 Additional Line

Existing customers get more

  • Get 20% off your Airtime Plan on O2 Refresh, or 10% off selected sim only tariffs, when you get an additional line with us.
Find out more

Whether you want a new a tablet for yourself, or another phone for one of the family, we'll reward your loyalty with an O2 Additional Line discount.

Offer details

Get 20% off your Airtime Plan on O2 Refresh, 10% off 12 month sim only phone tariffs, or 10% off 12 month and 30 day sim only tablet or mobile broadband tariffs. The offer doesn't apply to your Device Plan.

This offer includes promotional Pay Monthly sim tariffs (25GB for £26, 10GB for £19 and 5GB for £16).

How do I get it?

Choose your new phone, tablet or sim from our online shop, then text LOYALTY to 21500. If you're eligible, your additional line discount will be added to your next bill.


Get started

Only on O2

More reasons to choose O2