UK Area Code Finder
Quick and easy telephone dialling code information
02392 numbers, 02393 numbers and 02394 numbers are all part of the 023 area code for Portsmouth, Southampton and the surrounding area.
Portsmouth and Southampton have had the area code 023 since the year 2000. This is followed by an eight-digit local number.
Numbers starting with 023 8 are for Southampton, while those starting with 023 9 are for Portsmouth.
Numbers beginning 02392, 02393 and 02394 cover Portsmouth and surrounding locations including Compton, Cosham, Gosport, Hambledon, Havant, Hayling Island, Horndean, Lee-on-the-Solent, North End, Rowland's Castle, Southsea and Waterlooville.
The area code for Portsmouth is simply 023; the following digits are all part of the eight-digit local number.
The 023 area code at the beginning is optional; calls from one Portsmouth or Southampton landline phone to another can be made using just the eight-digit local phone number.
» 023 area code
Full details of areas covered and the history of 023 numbers.
» Phone number formatting
How to correctly display phone numbers for major UK cities.