07521605301
Mobile (United Kingdom)
07521605301 is a Mobile phone number assigned to the O2 service provider. This may be one of the rare calls, like an incorrectly dialed number, a call from someone you know or from a company about a service or product you ordered. Leave your report if you still notice anything strange.
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Alternative number formats
The phone number can be identified in different formats such as national, E164 - international standard, RFC3966 - URI standard for telephone numbers.
Searched in the last 24 hours
Most frequently searched (07521) phone numbers in the past 24 hours.
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Recent reports:
Left a voicemail, first part was automated robot voice, “press 1 for English, 2 for Chinese,” then a lady speaking in Chinese. No idea.
this number called claming to be from 3 mobile
Called me then hung up, no speech
potatoes with extra potatoes
Lloyds bank
Automated message saying they’d like to talk to me about work and to add them on WhatsApp.
Recorded message saying 'Hello, I would like to talk to you about work, please add me on WhatsApp' then line clears
AI operated call asking for a number to be added to Whatsapp.
Called reporting a unauthorised transaction on my credit card(no mention of which credit card) to Amazon Hung up at that point
I have been having lots of strange calls recently and this is one of them - saying they received a call from me (I hadn’t called them)
What is national telephone number format?
A national telephone number is a single telephone number that allows the routing of calls to different
locations within one country. In most cases, a national telephone number consists of 10 digits: a
three-digit area code, and a seven-digit subscriber number.
"0" before number is the
long distance dialling code within the UK.
What is E164 telephone number format?
When calling a country outside of the United Kingdom, you have to call that country's international
access code in order to place an international call.
"+44" is the country calling code assigned to the United Kingdom by the
International Telecommunication Union(ITU) E164 standard. Normally known as the international telephone number format.
What is RFC3966 telephone number format?
RFC3966 is a telephone number URI (Uniform Resource Identifier) standard for
describing resources identified by telephone numbers.
According to RFC3966 document, resources
identified by telephone numbers uses "tel" URI scheme.
E.g. tel:+44-xxx-xxx-xxxx.
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