Area Code 3942 – Melbourne
The phone area code for Melbourne is 3942 (international format +613942). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 3942
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Melbourne
Overview of Area Code 3942
Area code 3942 is a geographic numbering allocation within the Australian telecommunications numbering plan, specifically part of the Melbourne metropolitan region in the state of Victoria. It falls under the broader 03 National Destination Code (NDC), which encompasses Victoria and Tasmania. The prefix 3942 is assigned to fixed-line services (PSTN and VoIP) within the Melbourne CBD and its immediate surrounding suburbs, including postcode areas such as 3000–3004 and parts of 3008.
Dialing Formats
When calling a number with the 3942 prefix from within Australia, subscribers must dial the full national significant number: 03 3942 XXXX (where XXXX is the subscriber's line number). This includes the trunk prefix 0 followed by the NDC and the local number. For international callers, the number must be dialed in international format: +61 3 3942 XXXX, omitting the leading zero of the NDC.
Geographic Coverage and Administration
The 3942 prefix is administered by the Australian Communications and Media Authority (ACMA) and allocated to various carriers for use in the Melbourne exchange areas. It serves both residential and business customers, with a mix of traditional copper-line services and modern fibre-based VoIP connections. The region is characterized by high-density commercial activity, government institutions, and cultural landmarks, making the prefix common for corporate headquarters and professional services.
Overlay and Numbering Considerations
Melbourne has implemented several overlay codes (e.g., 03 8xxx and 03 9xxx ranges) to meet demand, but 3942 remains a distinct exchange prefix. Local calls within the 03 region are typically charged as local calls, but with the proliferation of VoIP and mobile services, call pricing may vary depending on the caller's plan. There is no requirement to dial an additional area code for calls within the 03 region; however, callers from outside Victoria must include the trunk prefix and NDC.
Caller Instructions
For local callers within Melbourne, simply dial 3942 XXXX (without the 03) if your service provider supports local dialing, but it is safer to dial the full 10-digit number. For callers from other Australian states or territories, dial 03 3942 XXXX. For international callers, dial +61 3 3942 XXXX. Always verify the number length and format with your service provider to avoid misdialing.