£10 big bundle: Now 7GB. Was 6GB
£15 big bundle: unchanged at 15GB
£20 big bundle: reinstated. Offers 30GB
£30 big bundle: unchanged at 100GB, but offers 500 international minutes to 29 countries.
Bundles no longer available to new customers:
£5 big bundle (calls and texts only) - was not widely publicised over the past year
£10 international big bundle
£20 international big bundle
Sadly, O2 continues to not offer 5G, wifi calling or VoLTE (4G Calling) to its pre-paid customers, the only major UK mobile network not to offer this in any form on pay-as-you-go.
Track usage, upgrade and get support with the My O2 appDownload My O2