02831 area code — Sydney
In Australia, the area code 02831 covers Sydney. Numbers are written internationally as +61 2831.
* Australia spans more than one time zone; the clock shows its primary zone.
How to call Sydney
- From abroad
- +61 2831 XXX XXXX
- Within Australia
- 02831 XXX XXXX
- Country calling code
- +61
About the 02831 area code
When you see a number beginning +61 2831, it belongs to Sydney: the 61 is Australia's country calling code and 2831 is the area code.
Area codes like 02831 tie a phone number to a place — useful for knowing where a call or message originates, and for signing up to services that expect a local Australia number. To actually receive an SMS on a Australia number, a temporary or virtual line does the job without exposing your own SIM.
Frequently asked questions
What area code is Sydney?
Sydney uses the area code 02831, written internationally as +61 2831.
How do I call Sydney from another country?
Dial your international access code, then +61 2831, then the local number — dropping the national leading 0.
What time is it in Sydney?
Sydney is in the Antarctica/Macquarie time zone; the live clock above shows the current local time.
Is 02831 a mobile or a landline code?
02831 is a geographic (landline) area code for Sydney. Mobile numbers in Australia use their own separate prefixes.