Area Code 4253 – St. Jakob im Rosental
The phone area code for St. Jakob im Rosental is 4253 (international format +434253). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 4253
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of St. Jakob im Rosental
Geographic Overview
The Austrian area code 04253 (or +43 4253 in international format) is assigned to the St. Jakob im Rosental exchange area, located in the southernmost part of Carinthia (Kärnten), within the district of Villach-Land. This region lies in the Rosental valley, bordered by the Drau River and the Karawanken mountain range, close to the Slovenian border. The code serves the market town of St. Jakob im Rosental and its surrounding cadastral communities, including Feistritz an der Drau, Maria Elend, Pirk, and Rosenbach. As a geographic number, 04253 is tied to the physical PSTN infrastructure of this specific area, although modern calls may be routed over IP-based networks.
Dialing Formats
For callers within Austria, the national trunk prefix 0 must be dialed before the area code: 0 4253 followed by the local subscriber number (typically 5 to 7 digits). For example, a local number might be dialed as 0 4253 12345. For international callers, the country code for Austria is +43, and the leading zero of the area code is omitted. Thus, the same number would be dialed as +43 4253 12345. When calling from abroad, always replace the initial zero with the international access code (e.g., 00 from most European countries) plus 43.
Local vs. International Caller Instructions
Local callers within the 04253 area can often dial the subscriber number without the area code if they are in the same local network, but for clarity and to avoid misrouting, it is recommended to always use the full national format. Callers from other Austrian regions must dial the trunk prefix 0 before the area code. Foreign callers should use the international format +43 4253, ensuring they drop the leading zero. No overlay code exists for this area; 04253 is the sole geographic code for St. Jakob im Rosental.
Regulatory and Technical Notes
Numbering in Austria is regulated by the Rundfunk und Telekom Regulierungs-GmbH (RTR), adhering to ITU-T E.164 standards. Geographic codes like 04253 are allocated to specific geographic areas and are portable within the same geographic region for fixed-line services, but they cannot be moved to other areas. The code is used for both traditional PSTN and VoIP services, but the geographic association remains for emergency services routing and number portability purposes.