055553 corporate & VoIP numbers
Ofcom’s numbering data lists 10 number ranges starting 055553, allocated to 1 provider. 055 numbers are used for corporate networks; 056 numbers are location-independent numbers often used by internet (VoIP) phone services.
Who were 055553 ranges given to?
Providers Ofcom allocated these number ranges to.
- Not allocated to a provider9 ranges
- 24 Seven Communications Limited1 range
Range status
How Ofcom lists the ranges starting 055553.
Explore by the next digit
Each block below starts 055553. Pick one to narrow it down.
What a 055553 number tells you
What it is
055 numbers are used for corporate networks; 056 numbers are location-independent numbers often used by internet (VoIP) phone services.
What it costs
Costs vary by provider – check your tariff.
Watch out for
Because they are not tied to a place, these numbers say little about where a caller really is.
055553 numbers: common questions
Who owns 055553 numbers?
Ofcom allocated the ranges starting 055553 to 24 Seven Communications Limited. Numbers can be moved between providers, so this shows who the range was originally given to – not who is using a particular number today.
How do I call a 055553 number from abroad?
Replace the leading 0 with +44. For example, a number starting 055553 becomes +44 55553 followed by the rest of the number.
How much does it cost to call a 055553 number?
Costs vary by provider – check your tariff.
Is a call from a 055553 number a scam?
Because they are not tied to a place, these numbers say little about where a caller really is. Check the full number on Who’s Calling to see if it belongs to a verified business and what other people have reported.
Did a 055553 number call you?
Check the full number to see if it belongs to a verified UK business and what other people have reported.
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