Mobile Area Code 07521


Most mobile numbers in the UK starting with 07521 belong to the O2 network. Phone numbers can be moved between networks so determining the number’s operator by its five-digit prefix is not always the most reliable method.

Below you will find a list of the most recent reports for mobile numbers starting with the 07521 mobile area code, as well as the total number of spam phone numbers with that prefix.

Please be aware of the fact that some of these numbers are not dangerous. Read the comments provided by the members of our community carefully as they will provide you all the information you may need. Also, if you have any additional information regarding any potentially dangerous phone number, please feel free to report it.

Spam activity for mobile numbers starting with 07521

Total reports for mobile numbers starting with 07521127

Most active phone numbers starting with 07521


Last phone numbers reported starting with 07521

  • Mobile phone

    this number sent me a SMS saying I need to purchase a PCR kit or I might face a fine

    Text Message
    United Kingdom
  • Mobile phone

    Phishing scam, beware

    Spoofed call
    United Kingdom
  • Mobile phone

    Scam scam scam scam scam

    United Kingdom

Other area codes used by O2