07544 535971
Unknown CallerSam as the other comment. Message read transferred number mum. I replied who is this and the response said 'guess who'
2 reports
• Last report 3 minutes ago
This number is a non-geographic landline number operated by Gamma Telecom Holdings Limited. The overall user rating for this number is Neutral. The number 03000841803 has been searched 14 times, with 2 user comments helping to identify the caller's intent.
Your comment helps others identify this number. Thank you for contributing!
At a glance
Community signals
- Community rating: Neutral
- User reports: 2 user reports
- Searches: 14
- Last reported: 10 months ago
- First reported: over 2 years ago
- Typical call time: before 11am (82% of calls)
Number profile
- UK format: 0300 084 1803
- International: +443000841803
- Number type: Non-geographic landline
- Carrier: Gamma Telecom Holdings Limited
- Area: Non-geographic
- Area code: 0300
User Reports (2)
Your reports help others decide whether to answer calls from this number. Share your experience to help the community!
Legitimate
20 Sep 2025
Call is from Ysbyty Gwynedd and definitely NOT spam.
Scam/Fraud
27 Mar 2024
10.11am 27/3/24. Number not recognised so not answered. Caller rang off when answering machine kicked in. Has to be a scam
Reported locations
Reported from 9 UK cities
Aberdeen, Dorchester, Stoke-on-Trent, Newhaven, Flint, Leeds, Stretford, London, London (Shadwell)
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How to Block This Number
On iPhone
- Open the Phone app and go to Recents
- Find the number 0300 084 1803 and tap the info icon (i)
- Scroll down and tap Block this Caller
- Confirm by tapping Block Contact
On Android
- Open the Phone app and tap the 3-dot menu
- Go to Call history or Recents
- Long press on 0300 084 1803
- Select Block number or Block/report spam
On Landline Phones
Several options are available for UK landlines:
- BT Call Protect - free for BT customers
- TalkTalk CallSafe - free for TalkTalk customers
- Call blocking devices like CPR Call Blocker (available on Amazon)
Register with TPS (Telephone Preference Service)
The TPS is a free service for UK consumers that allows you to opt out of unsolicited sales and marketing calls.
Learn more about TPS registrationLatest reports
01280 852488
SpamAlways calling but don't speak Don't know who they are
6 reports
• Last report 5 minutes ago
020 4578 8746
Unknown CallerNothing. I gave my phone no. and they hung up.
5 reports
• Last report 10 minutes ago
0330 057 6023
TelemarketerAt least once a week calls, hangs up in 3 seconds after saying nothing.
2 reports
• Last report 18 minutes ago
0161 394 2995
Scam/FraudIndian call centre pretending to be you phone provider.
1 report
• Last report 21 minutes ago
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Recommended Guides
Call Costs
Calling 03000841803 from a landline may cost up to 16p per minute. Many providers charge a 23p call set-up fee. Call packages often include these types of calls. You might not incur additional charges for calling this number, depending on your provider.
Dialling Instructions
Local UK callers can dial 03000841803 directly.
International callers should dial +44 300 084 1803 or 0044 300 084 1803. No leading zero is required when dialling abroad, e.g., +44(0)3000841803.