Area Code 5633 – Hägerau
The phone area code for Hägerau is 5633 (international format +435633). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 5633
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Hägerau
Geographic Overview
The Austrian area code 05633 is a geographic National Destination Code (NDC) assigned to the Hägerau region in the westernmost federal state of Vorarlberg. Hägerau is a small village within the municipality of Au, located in the Bregenz Forest (Bregenzerwald) district. The code serves a sparsely populated alpine area known for its scenic landscapes and traditional tourism infrastructure.
Dialing Formats
When calling a landline in Hägerau from within Austria, subscribers must dial the trunk prefix 0 followed by the area code and the subscriber's local number. The complete national format is:
0 5633 XXX XX
From abroad, callers must replace the leading zero with Austria's country calling code +43, resulting in:
+43 5633 XXX XX
Local subscriber numbers in this area typically consist of 5 to 7 digits after the area code, depending on the specific exchange and historical number allocation. For example, a local number might appear as 05633 81234 nationally and +43 5633 81234 internationally.
Jurisdictional and Administrative Context
The 05633 area code falls under the administrative jurisdiction of the Bezirk Bregenz (Bregenz district). The nearest major urban center is Bregenz, the capital of Vorarlberg, which uses the area code 05574. Hägerau is part of the Au municipality, which also includes the villages of Ammenegg, Argenau, and others. The region is served by the Austrian fixed-line incumbent A1 Telekom Austria, as well as alternative carriers offering PSTN and VoIP services.
Overlay and Numbering Considerations
As of the current numbering plan, there is no overlay code in effect for the 05633 area. Subscribers in Hägerau do not need to dial an additional area code for local calls within the same exchange area. However, calls to other Austrian regions require the full national dialing format with the trunk prefix. The Austrian Regulatory Authority for Broadcasting and Telecommunications (RTR) manages the national numbering plan in accordance with ITU-T E.164 recommendations.
Caller Instructions
For local callers within Hägerau, dialing the subscriber number directly (without the area code) may be possible if the call remains within the same local exchange. However, for clarity and to avoid misdialing, it is recommended to always use the full national format. International callers should note that the leading zero is omitted when dialing from abroad, and the plus sign (+) can be used in place of the international access code (e.g., 00 from most European countries).