023943 numbers in Portsmouth
Numbers beginning 023943 are part of the Portsmouth dialling area, whose area code is 023. Ofcom’s numbering data lists 10 number ranges starting 023943, allocated to 10 providers. The largest holder is ICUK Computing Services Limited, with 10% of them.
Who were 023943 ranges given to?
Providers Ofcom allocated these number ranges to.
- ICUK Computing Services Limited1 range
- Gamma Telecom Holdings Limited1 range
- SiPalto Ltd1 range
- Twilio Ireland Limited1 range
- TELNYX UK LIMITED1 range
- BT1 range
- Onvoy Communications Ltd.1 range
- EVE CONNECT LTD1 range
- Colt Technology Services1 range
- Mi Telecom Limited1 range
Range status
How Ofcom lists the ranges starting 023943.
Allocations by year
Explore by the next digit
Each block below starts 023943. Pick one to narrow it down.
What a 023943 number tells you
What it is
Ordinary landline numbers tied to a place. The area code tells you which dialling area the number was issued for – 0161 is Manchester, 020 is London, 01388 is Bishop Auckland.
What it costs
Charged as a normal UK call and usually included in landline and mobile allowances.
Watch out for
A local-looking number feels familiar, which is exactly why scammers spoof them. A local area code is not proof the caller is local.
023943 numbers: common questions
Where is the 023 area code?
023 is the UK dialling code for Portsmouth. Calls from a 023 number were made from a phone line issued for that area – although caller ID can be faked, so a local code is not proof the caller is local.
Who owns 023943 numbers?
Ofcom allocated the ranges starting 023943 to ICUK Computing Services Limited, Gamma Telecom Holdings Limited, SiPalto Ltd 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 023943 number from abroad?
Replace the leading 0 with +44. For example, a number starting 023 becomes +44 23 followed by the rest of the number.
How much does it cost to call a 023943 number?
Charged as a normal UK call and usually included in landline and mobile allowances.
Is a call from a 023943 number a scam?
A local-looking number feels familiar, which is exactly why scammers spoof them. A local area code is not proof the caller is local. 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 023943 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 →