Area Code 7666 – Attersee

Geographic Overview

The Austrian area code +43 7666 is assigned to the geographic region of Attersee, a picturesque lake district in the state of Upper Austria (Oberösterreich). This code serves the communities surrounding the Attersee lake, including the market town of Attersee am Attersee, as well as nearby villages such as Abtsdorf, Altenberg, and parts of the broader Vöcklabruck district. The region is known for its tourism, water sports, and scenic landscapes.

Dialing Formats

When calling a landline in the Attersee area, the national subscriber number typically consists of the area code (without the leading trunk prefix) followed by a local number of 5 to 7 digits. The total length of a complete national significant number (NSN) in Austria is usually 10 to 12 digits, including the leading national trunk prefix '0'.

• National dialing (within Austria): Dial 0 7666 [local number]. For example, if the local number is 12345, dial 0 7666 12345.
• International dialing (from abroad): Dial your country's international access code (e.g., 00 or +), then 43 7666 [local number]. For instance, from the US/Canada, dial 011 43 7666 12345; from most European countries, dial 00 43 7666 12345.

Regulatory and Technical Notes

As a geographic code, +43 7666 is regulated by the Austrian Regulatory Authority for Broadcasting and Telecommunications (RTR). The code is allocated for fixed-line services, and numbers under this prefix are typically used by residential and business subscribers within the defined geographic area. Austria has implemented number portability, meaning that a subscriber may retain their number even if they switch providers, but the geographic significance of the code remains tied to the original location.

There are no known overlay codes for this area, so local calls within the same rate area may be dialed using only the local number, depending on the carrier's dialing plan. However, for clarity and to avoid misdialing, it is recommended to always use the full national format when dialing from mobile phones or VoIP services.

Caller Guidance

For callers within Austria, simply dial the national format. For international callers, ensure you replace the leading '0' of the area code with the Austrian country code '+43'. For example, a call to a number in Attersee with local number 987654 would be dialed as +43 7666 987654 from any international location.

Businesses and residents in the Attersee area may also have alternative numbers, but the +43 7666 prefix remains a reliable indicator of a fixed-line connection in this scenic region.