Area Code 3842 – Leoben
The phone area code for Leoben is 3842 (international format +433842). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 3842
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Leoben
Geographic Overview
The Austrian area code +43 3842 is a geographic National Destination Code (NDC) assigned to the district of Leoben, located in the state of Styria (Steiermark). This code serves the city of Leoben and its surrounding municipalities, including parts of the Leoben District such as Niklasdorf, Proleb, and Sankt Michael in Obersteiermark. Leoben is known as an industrial and university town, situated in the Mur Valley.
Dialing Formats
When calling a Leoben number from within Austria, you must use the trunk prefix 0 followed by the area code and the subscriber number. The national format is:
- 0 3842 [subscriber number] (e.g., 0 3842 12345)
From outside Austria, the international access code (typically 00 or +) is used, followed by the country code 43, the area code without the leading zero, and the subscriber number:
- +43 3842 [subscriber number] (e.g., +43 3842 12345)
Subscriber numbers in Leoben typically have 5 to 7 digits, depending on the local exchange. The total length of a complete international number (including country code and area code) is always 9 to 11 digits, conforming to ITU-T E.164 recommendations.
Calling Instructions
For callers within Austria: Dial the trunk prefix 0, then the area code 3842, and finally the local subscriber number. For example, to call a Leoben landline from Vienna, you would dial: 0 3842 12345.
For callers from abroad: Dial your country's international exit code (e.g., 011 from the US, 00 from most European countries), followed by Austria's country code 43, then the area code 3842 (omitting the leading zero), and the subscriber number. For example, from the UK: 00 43 3842 12345.
Overlay and Numbering Considerations
As of the latest ITU-T and RTR (Rundfunk und Telekom Regulierungs) data, there is no overlay code for the Leoben area. The 3842 code is exclusively used for geographic fixed-line services within this region. However, number portability is available in Austria, meaning that a number with this prefix may be routed to a different operator or even to a VoIP service, but the geographic significance remains for identification purposes.
For businesses or residents in Leoben, it is essential to display numbers in international format (+43 3842 ...) on websites and international correspondence to ensure global reachability.