on 29-05-2025 11:31
on 29-05-2025 11:43
@Eoin - All info for Consumer roaming hereGuide: Roaming MegaGuide - as you are Business, call 8002 and check there is no roaming bar in place:
From your O2 mobile | 8002 | Free |
From a landline | 0800 977 7337 | Free |
From abroad | +44 7860 980 202 | Free† |
Monday - Friday | 8am - 8pm |
Saturday | 9am - 5pm |
Sunday | 9am - 5pm |
From your O2 mobile | 8002 | Free |
From a landline | 0800 977 7027 | Free |
From abroad | +44 808 100 4439 | Free† |
Monday - Friday | 8am - 8pm |
Saturday | 9am - 5pm |
Sunday | 9am - 5pm |
Contact your account manager |
on 29-05-2025 12:01
in phone settings
Manually search for another network
Make sure 4G calling is on
Turn off 5g
Change your data APN to "mobile.o2.co.uk"
Check with O2 whether you have a roaming bar on your account.