Area Code 4257 – Fürnitz
The phone area code for Fürnitz is 4257 (international format +434257). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 4257
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Fürnitz
Geographic Overview
The Austrian area code 04257 (international format +43 4257) is assigned to the town of Fürnitz, a locality in the state of Carinthia (Kärnten), within the administrative district of Villach-Land. Fürnitz is part of the municipality of Hohenthurn and is situated in the Gail Valley (Gailtal), near the border with Slovenia and Italy. The code covers the immediate Fürnitz area and its surroundings, including nearby settlements such as Achomitz and Feistritz an der Gail.
Dialing Formats
When calling a landline in Fürnitz, the subscriber number typically has a length of 5 to 7 digits after the area code. The complete national significant number (NSN) is 9 to 11 digits, including the leading '0' for domestic calls.
- Domestic calls (within Austria): Dial 0 4257 followed by the local subscriber number. For example, to call a number with the local digits 12345, dial 0 4257 12345.
- International calls (from outside Austria): Dial the international access prefix (e.g., 00 from most countries, or + from mobile phones), then 43 4257, followed by the local subscriber number (without the leading '0'). For instance, from the United States, you would dial 011 43 4257 12345; from a mobile phone, +43 4257 12345.
Caller Instructions
For callers within Austria: Always use the national trunk prefix '0' before the area code when dialing from a different geographic region. If you are calling from a mobile phone, you may omit the '0' and use the international format (+43 4257) as well, but the domestic format is standard.
For international callers: Replace the leading '0' of the area code with the Austrian country code '+43'. Ensure you have the correct local subscriber number, as numbers in this region are not portable across geographic areas; the code is tied to the physical location of the exchange.
Regulatory and Technical Notes
Area code 04257 is classified as a geographic number under the Austrian Regulatory Authority for Broadcasting and Telecommunications (RTR). It is allocated to fixed-line services, typically provided by A1 Telekom Austria, but due to local loop unbundling, other operators may also offer services under this code. The code is not subject to overlay or area code changes as of the latest ITU-T E.164 national numbering plan updates.
For emergency services (112 or 122/133/144), the location of the caller is automatically transmitted, but it is always advisable to provide your exact address when calling from a fixed line in Fürnitz.