Tagged reports

SIM card upgrade calls

197 community reports tagged SIM card upgrade across 155 numbers.

Last 7 days
1 Steady
Usually 0 a week
Last 30 days
1
195 in total
Numbers
155
1 new in 30 days
First reported
30 Jan 26
Latest 18 Sep 2026

Recent activity

1 report tagged SIM card upgrade in the last 7 days.

When people report it

Monday is the busiest day for these reports, and 61% are filed in the afternoon (12pm to 6pm). Times are when the report was submitted, which is usually soon after the call.

Verdict

99% of reporters rated these calls spam or suspicious. The most common call type is Mobile Network Scam (EE, O2, Three, Vodafone).

Numbers used

Reports tagged SIM card upgrade cover 155 different numbers. 1 of them were first reported in the last 30 days, so a number you have not seen before can still be part of the same pattern.

Reports over time

Reports per day over the last 30 days. Reports per week over the last 12 weeks. Red weeks had at least double the usual volume. Reports per month over the last year.

How people rate these calls

  • Spam 134 · 69%
  • Suspicious 59 · 30%
  • Unknown 2 · 1%
  • Safe 0 · 0%

Most common call type: Mobile Network Scam (EE, O2, Three, Vodafone)

Busiest days

All reports by the day they were submitted.

Time of day

When reports are submitted, UK time.

  • Night 12am to 6am 2
  • Morning 6am to 12pm 53
  • Afternoon 12pm to 6pm 118
  • Evening 6pm to 12am 22

Latest reports

Spam 6 months ago
020 4621 3525

"Female said she was from O2, a mobile provider, saying I needed to replace my SIM. She rang back when I ended the call, angrily asking why I had hung up, and then called again a third time."

Spam 6 months ago
020 4524 2948

"They called, saying from Virgin Media O2, my SIM card was out of date, when I said I haven't used O2 for ten years they quickly hung up. Probably a scam to get details."

Spam 6 months ago
07359 103688

"Indian woman rang saying I was due an upgrade you could hear it was a call centre when I asked about the upgrade she couldnt answer also said she was from Vodafone I find that funny as I have months to go its a scam"

Suspicious 7 months ago
01302 871787

"Bad line - said they are switching my SIM with O2 Some rubbish about upgrading the line from 4G/5G to Highspeed line."

O2 SIM card upgrade
View number →
Spam 7 months ago
020 4621 3525

"Said that they're from O2 and need to send two new SIM cards (for my 2 lines) by DHL, arriving tomorrow. Took Β£1 from my bank which they said will come off the next bill. Will get cheaper contract. Will get a free Samsung tablet. All lies!"

Spam 7 months ago
0161 564 6419

"Indian call centre cloning a UK number. Heavy Indian accent, could hardly understand. They claimed to be from O2 saying my SIM card needed to be changed. Asked for my email address, so I ended the call."

O2 SIM card upgrade
View number →
Suspicious 7 months ago
020 3855 2335

"Said I already had a contract with 3. When I asked "Do I?" she said again I told her "you should know" and then hung up"

SIM card upgrade Three
View number →
Spam 7 months ago
01803 424838

"Not certain where the call came from but they said it was EE. They said my SIM needed to be replaced and then asked me for my personal details. When I asked about this they got rude and aggressive, and they hung up when they realised I wouldn't agree without proof."

Spam 7 months ago
01922 922706

"Said they were from Three network and needed to upgrade my sim card to 5G for no clear reason, asked for my postcode and other details."

SIM card upgrade Three
View number →

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