023 Area Code Southampton
The 023 area code is designated explicitly for Southampton and the surrounding area in Portsmouth, United Kingdom.
When is it necessary to use the 023 Southampton dialling code?
If you're calling from outside the 023 Southampton area code, you'll need to use the dialling code. If you're using a landline or mobile phone within the same area code, you don't need to use the 023 code. When calling from outside the UK, you'll need to include the international dialling code for your country, followed by the UK code (44) and the area code without the first zero (23).
