UK-wide 03 numbers

0306 UK-wide numbers

Ofcom’s numbering data lists 1,000 number ranges starting 0306, allocated to 5 providers. Non-geographic numbers used by public bodies, charities and businesses that want one number for the whole country. 030 is used by public sector and not-for-profit organisations.

Number type
UK-wide 03 numbers
03
From abroad
+44 306…
Drop the 0, add +44
Ofcom ranges
1,000
7 allocated
First allocated
2007
5 providers

Who were 0306 ranges given to?

Providers Ofcom allocated these number ranges to.

  • Not allocated to a provider993 ranges
  • Resilient Limited3 ranges
  • TelecomIQ Limited1 range
  • Nodemax Limited1 range
  • BT1 range
  • Fuse 2 Communications Ltd1 range

Range status

How Ofcom lists the ranges starting 0306.

Free · 896 Protected · 97 Allocated · 7

Allocations by year

20072024

What do these statuses mean?

Explore by the next digit

Each block below starts 0306. Pick one to narrow it down.

What a 0306 number tells you

What it is

Non-geographic numbers used by public bodies, charities and businesses that want one number for the whole country. 030 is used by public sector and not-for-profit organisations.

What it costs

Never cost more than calling an 01 or 02 number, and count towards inclusive minutes.

Watch out for

Banks and government departments often use 03 numbers, so scammers spoof them. If a caller asks for security details, hang up and call the number on your card or statement.

The range holder isn’t necessarily the caller. Ofcom gives numbers to providers in blocks, and people and businesses can take their number with them when they switch. To find out who actually called, check the full number.
TV and radio numbers. Ofcom reserves 03069 990000 – 990999 for use in TV and radio drama, so the numbers you hear on screen don’t belong to real people.
Questions

0306 numbers: common questions

Who owns 0306 numbers?

Ofcom allocated the ranges starting 0306 to Resilient Limited, TelecomIQ Limited, Nodemax Limited and others. 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 0306 number from abroad?

Replace the leading 0 with +44. For example, a number starting 0306 becomes +44 306 followed by the rest of the number.

How much does it cost to call a 0306 number?

Never cost more than calling an 01 or 02 number, and count towards inclusive minutes.

Is a call from a 0306 number a scam?

Banks and government departments often use 03 numbers, so scammers spoof them. If a caller asks for security details, hang up and call the number on your card or statement. 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 0306 number call you?

Check the full number to see if it belongs to a verified UK business and what other people have reported.

UK phone numbers explained → · Let us screen unknown callers →