020 3819 9722
TelemarketerCalls at least once a day
1 report
• Last report about 1 hour ago
This number is a landline operated by DIDWW Ireland Limited and located in London, England. The overall user rating for this number is Neutral. The number 02039963598 has been searched 429 times, with 5 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: 5 user reports
- Searches: 429
- Last reported: 7 months ago
- First reported: 7 months ago
- Typical call time: before 12pm (97% of calls)
Number profile
- UK format: 020 3996 3598
- International: +442039963598
- Number type: Landline
- Carrier: DIDWW Ireland Limited
- Area: London
- Area code: 020
User Reports (5)
Your reports help others decide whether to answer calls from this number. Share your experience to help the community!
Unknown Caller
05 Dec 2025
They rang. I didn’t answer. No message left.
Unknown Caller
05 Dec 2025
Called saying they were from United Utilities .. I said i didnt know i was covered for leakage.. Told them i had a recent leak and would make a claim before i took out the renewal .. They put the phone down .. avoid at all costs . SCAM
Unknown Caller
05 Dec 2025
Same as the other comment - said they were from Thames Water - wanted to renewal an emergency insurance cover contract -
Unknown Caller
05 Dec 2025
Talked about renewal for plumbing contract. Said they were calling from Thames Water
Reported locations
Reported from 21 UK cities
Middlesbrough, West Wickham, Little Lever, London, Clacton-on-Sea, Northampton, Greasby, South Bank, Crewe, Lincoln, Bedford, Kempsey, London (Shadwell), Arbroath, Broxbourne, Swindon Village, Badsey, Enfield Lock, Royal Tunbridge Wells, Balham, Kennington
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How to Block This Number
On iPhone
- Open the Phone app and go to Recents
- Find the number 020 3996 3598 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 020 3996 3598
- 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.
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Call Costs
Calling 02039963598 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 02039963598 directly.
International callers should dial +44 20 3996 3598 or 0044 20 3996 3598. No leading zero is required when dialling abroad, e.g., +44(0)2039963598.