Who called me from 020 4636 6601?
This UK number is classified as Geographic landline in London. The original Ofcom range holder is BT (allocated Jun 2025). It has been looked up 3 times on this site, most recently on 22 May 2026.
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Quick facts
Number type
Geographic landline
Area
London
Original range holder
BT
Risk level
Low
Searches on our checker
3
Last looked up
22 May 2026
International form
+44 2046366601
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About 020 numbers
020 4636 6601 is one of thousands of 020 numbers allocated to London by Ofcom. See the full 020 area-code overview for top searched numbers, operators serving London, and common scam patterns.
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