Area Code 2771 – Dillenburg
The phone area code for Dillenburg is 2771 (international format +492771). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 2771
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Dillenburg
Geographic Overview
The +49 2771 area code is a geographic National Destination Code (NDC) assigned to the Dillenburg telephone tariff region in the state of Hesse, Germany. This region encompasses the historic town of Dillenburg and its surrounding municipalities, including Sechshelden, Nanzenbach, and parts of the Lahn-Dill-Kreis district. The area is known for its role in the Orange-Nassau dynasty and its scenic location in the foothills of the Westerwald and Rothaargebirge mountains.
Dialing Formats
When calling a landline in Dillenburg from within Germany, subscribers must dial the national trunk prefix 0 followed by the area code and the local subscriber number. For example, a local number might be dialed as 0 2771 123456. From abroad, callers must use the international access code (typically + or 00), followed by Germany's country code 49, then the area code without the leading zero, and the subscriber number: +49 2771 123456.
Local calls within the Dillenburg tariff area do not require the area code if dialed from a landline within the same region. However, for clarity and to accommodate mobile and VoIP users, it is recommended to always use the full national or international format.
Numbering and Regulatory Details
Geographic numbers in Germany are regulated by the Federal Network Agency (Bundesnetzagentur). The area code 2771 is part of the closed numbering plan, meaning that the subscriber number length can vary, but the total length of the area code plus subscriber number is typically 10 or 11 digits (excluding the trunk prefix). The allocation of numbers is managed by Deutsche Telekom and other licensed carriers, and number portability allows subscribers to retain their numbers when changing providers.
As a geographic code, 2771 is tied to the physical location of the line. Calls to these numbers are generally routed over the PSTN or via VoIP providers, and the cost of calls depends on the caller's tariff and the destination. For businesses, having a local Dillenburg number can enhance local presence and customer trust.
Practical Calling Instructions
- From a German landline or mobile: Dial 02771 followed by the local number.
- From a foreign country: Dial your country's exit code (e.g., 011 from North America), then 49 2771 and the local number.
- For international callers from mobile devices: Simply use +49 2771 followed by the local number.
Always verify the local number length, as it may vary from 4 to 8 digits. If you encounter difficulties, check with your service provider for any special dialing requirements.