0345 603 2821
Non-geographic number, range allocated to BT
No reports yetNobody has reported 0345 603 2821 on WhoCallsYou yet.
Number details
- UK format
- 0345 603 2821
- International
- +44 345 603 2821
- Number type
- Non-geographic
- Prefix
- 0345
- Range allocated to
- BT
UK-wide numbers that are not tied to an area. They cost the same as calling an 01 or 02 number and count towards inclusive minutes. Banks, government departments, charities and large companies use them a lot.
Network details come from UK numbering allocations. The number may have moved to another provider since, and this does not show who made a call.
Recent activity
Last 30 days: 0 lookups and 0 reports on WhoCallsYou.
Reports about 0345 603 2821
No reports yet. If 0345 603 2821 called or texted you, your report helps other people decide whether to answer.
Report 0345 603 2821
What you should do
- Do not share personal or bank details with an unexpected caller. Banks, HMRC and the police never ask for PINs, passwords or one-time codes.
- Do not call back blindly. If the caller claims to be a company, contact it on the number from its official website, your card or a letter. For your bank you can call 159.
- Block the number if the calls are unwanted (see below).
- Report it above, and report scams to Action Fraud. Forward scam texts to 7726 for free.
Caller ID can be faked. Scammers can make any number appear on your screen, including real numbers of real businesses or people. A report here is information to help you decide, not proof of who called.
How to block 0345 603 2821
On iPhone
- Open the Phone app and tap Recents.
- Tap the (i) next to 0345 603 2821.
- Scroll down and tap Block Caller, then Block Contact.
To silence all unknown callers: Settings › Apps › Phone › Silence Unknown Callers.
On Android
- Open the Phone app and go to Recents or call history.
- Press and hold 0345 603 2821.
- Tap Block or Block / report spam. Menus differ slightly between phone makers.
On a landline
- BT: BT Call Protect is free for BT customers.
- Sky, TalkTalk, Virgin Media and others offer free or low-cost call blocking. Check your provider's help pages.
- A call blocker phone or device can block unknown or withheld numbers.
Stop sales calls with the TPS
The Telephone Preference Service is free. Once registered, UK companies may not make unsolicited sales calls to your number. It does not stop scammers, who ignore the law.
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Questions about 0345 603 2821
Who called me from 0345 603 2821?
0345 603 2821 is a UK non-geographic number, range allocated to BT. Nobody has reported 0345 603 2821 on WhoCallsYou yet. We do not show who owns a number. Caller ID can be faked, so check the reports and never share personal details with a caller you do not know.
Is 0345 603 2821 a scam?
There are no reports about 0345 603 2821 yet, so we cannot say. Be careful with unexpected calls asking for money, passwords or bank details, and add a report if this number called you.
How do I block 0345 603 2821?
On iPhone open Recents, tap the (i) next to the number and choose Block Caller. On Android open the call log, press and hold the number and choose Block. On a landline, ask your provider about free call blocking such as BT Call Protect.