07544577639
Mobile (United Kingdom)
07544577639 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 (07544) phone numbers in the past 24 hours.
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Recent reports:
This appears to be a robocall. They have called repeatedly for the last several days. If I hang up or reject the call, they immediately call back.
Phone rang from this number but I answered whoever it was hung up.
An AI asked for my personal data
Claim that they are EE
calling with different number saying its a market research
Asking to clink a link for a winter fuel allowance. Doesn't even mention who they supposedly are. Search engine to click. Didn't like the look of it.
Don't know this person stating they are call from an agency in the UK I blocked him
Called impersonating a biotech company CEO asking to buy vouchers. it is a scammer
Claimed to be from Sky to offer me a better deal from my package with them.
Diese Nr. versuchte es nun schon zum 5. mal anzurufen. Mein Telefon hat noch nicht einmal geklingelt und doch kam die Nachricht, dass die o.g. Nr. ver...
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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