023 is the area code for Southampton, Portsmouth, UK.
Dialling Southampton, Portsmouth Phone Numbers from the UK
To dial a telephone number in Southampton, Portsmouth from within the UK use the area code 023 plus the number. For example 023 5555 5555.
If calling a local phone number in Southampton, Portsmouth from a landline that also has the area code 023, the 023 area code is not needed.
Dialling Southampton, Portsmouth Phone Numbers from Overseas
To dial a phone number in Southampton, Portsmouth from overseas:
- Dial the international access code for the country you are calling from (typically 00, 011, or +)
- Dial the country code for the United Kingdom (44)
- Dial the area code for Southampton, Portsmouth without the first zero (23)
- Dial the phone number of the person/business
- Full example telephone number to dial: 00 44 23 5555 5555
Time in Portsmouth and Southampton
The time now in Portsmouth and Southampton is . The date is .
Portsmouth and Southampton Map
The map below shows where Portsmouth and Southampton are located.