Area Code 2957 – Sydney
The phone area code for Sydney is 2957 (international format +612957). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 2957
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Sydney
Overview of Area Code 2957
Area code 2957 is a geographic numbering allocation within the Australian National Numbering Plan, specifically assigned to the Sydney metropolitan region in New South Wales. It forms part of the broader 02 numbering area, which covers Sydney and surrounding regions. The prefix 2957 is a local exchange identifier within this area, serving specific suburbs and districts. When dialing locally within Sydney, callers can typically use the eight-digit local number (e.g., 2957 XXXX) without the area code. However, when calling from outside the 02 area or internationally, the full national significant number must be used, which includes the area code and the local number.
Dialing Formats and Instructions
For local calls within Sydney (i.e., within the 02 area), dial the eight-digit subscriber number directly. For calls from other parts of Australia (outside the 02 area), dial the trunk prefix 0, followed by the area code 2, and then the eight-digit local number. For example, to call a number in the 2957 prefix from Brisbane, you would dial 02 2957 XXXX. For international callers, dial the Australian country code +61, omit the leading trunk prefix 0, and then dial the area code 2 and the local number. Thus, an international caller would dial +61 2 2957 XXXX.
Geographic Coverage and Administrative Jurisdiction
The 2957 prefix is allocated to the Sydney area, which is the capital of New South Wales and Australia's largest city. The specific exchange area covered by 2957 includes parts of Sydney's northern suburbs, with primary centers such as Chatswood, North Sydney, and surrounding districts. The region is governed by local councils under the New South Wales state government, and the numbering plan is administered by the Australian Communications and Media Authority (ACMA).
Overlay and Numbering Considerations
Sydney has implemented an overlay numbering system, meaning that multiple area codes (02, 03, 07, 08) are used for different regions, but within the 02 area, there is no overlay of additional area codes; instead, the 02 area is subdivided into multiple local exchange areas, each with its own prefixes. The 2957 prefix is one such exchange. This means that local calls within the 02 area do not require the area code, but calls from other areas must include it. There are no plans to introduce an overlay for the 02 area, as the current numbering capacity is sufficient.
Caller Instructions
For callers within Sydney, simply dial the eight-digit number. For callers elsewhere in Australia, always include the trunk prefix 0 and area code 2. For international callers, remember to drop the leading 0 and use +61. Always verify the complete number, as misdialing the area code can route your call to a different region.