Area Code 7766 – Andorf
The phone area code for Andorf is 7766 (international format +437766). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 7766
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Andorf
Geographic Overview
The Austrian area code +43 7766 is a geographic National Destination Code (NDC) assigned to the town of Andorf and its surrounding administrative district within the state of Upper Austria (Oberösterreich). Andorf is a market town located in the Innviertel region, near the borders of Bavaria, Germany, and is part of the Schärding district. The code covers the municipality of Andorf itself and may include nearby villages and rural areas that fall within its local exchange area.
Dialing Formats
When calling a landline in Andorf, the subscriber number typically has a length of 5 to 7 digits, depending on the specific line. The complete international format is +43 7766 xxxxx, where the leading '0' of the national prefix is omitted. From within Austria, you must dial the national trunk prefix 0 followed by the area code and the local number: 0 7766 xxxxx. For example, a local number 12345 would be dialed as +43 7766 12345 from abroad and 07766 12345 from within Austria.
Local and International Calling Instructions
- Local callers (within Andorf): In most cases, local calls within the same exchange area can be made by dialing only the subscriber number without the area code. However, this depends on the specific telephone service provider and local dialing plans. It is always safe to dial the full national format 07766 xxxxx to ensure connectivity.
- National callers (from other Austrian regions): Dial 0 followed by the area code and the subscriber number: 07766 xxxxx.
- International callers: Dial the international access prefix (e.g., 00 from most countries, or + from mobile phones), then the Austrian country code 43, the area code without the leading zero (7766), and the subscriber number: +43 7766 xxxxx.
Regulatory and Technical Notes
As a geographic code, +43 7766 is allocated by the Austrian Regulatory Authority for Broadcasting and Telecommunications (RTR) for fixed-line services. It is subject to number portability, meaning that a subscriber may retain their number when changing providers within the same geographic area. The code is not overlay-affected; no additional area codes have been introduced for this region. Calls to this code are typically charged as national fixed-line rates, depending on the caller's tariff and provider.
For businesses and residents in Andorf, using the geographic code reinforces local presence and can be beneficial for local customer trust. For international callers, it is essential to use the correct international format to avoid misdialing.