According to Open Signals April 2020 reports O2s average 4G download speed is around 16.6Mbps and average upload speed is measured at 5.8Mbps.

The Amazon voucher reward will be sent to both parties within 3 months from your referred friend’s connection.

It shouldn’t take any longer than 24 hours. Usually you’ll be able to make phone calls with a couple hours, however texting might take longer. If you still can’t use your new SIM after 24 hours please contact O2’s customer support.

If you recently joined the O2 Network, it might be that Priority’s database hasnt caught up yet, so your number might not be recognised. If it doesn’t work in a couple of days contact O2 s customer support.

Yes, O2 has 4G Calling. The network provides a VoLTE service, but you’ll have to be on a SIM Only plan and your handset must support this feature.

Yes, O2 has Wi-Fi Calling. To benefit from this feature you have to be on a SIM Only contract and your device must be compatible.

Yes, O2 offers 5G coverage. At the time of writing O2’s 5G is live in 155 cities & towns.