Area Code 2689 – Dierdorf
The phone area code for Dierdorf is 2689 (international format +492689). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 2689
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Dierdorf
Geographic Overview
The +49 2689 area code is a geographic National Destination Code (NDC) assigned to the Dierdorf region in the state of Rhineland-Palatinate, Germany. Dierdorf is a town located in the Westerwaldkreis district, approximately 25 kilometers northeast of Koblenz. The code covers Dierdorf itself and the surrounding municipalities, including Giershofen, Wienau, Brückrachdorf, and parts of the Raubach area. This region is characterized by its scenic Westerwald landscape and serves as a residential and small-business hub.
Dialing Formats
For international callers, the number must be dialed in the full E.164 format: +49 2689 [subscriber number]. The subscriber number length varies between 4 and 7 digits, depending on the specific line. For example, a local call within Germany to a Dierdorf landline would be dialed as 02689 [subscriber number], omitting the country code. When calling from abroad, replace the leading zero with the +49 country code: +49 2689 [subscriber number]. For instance, a typical number might appear as +49 2689 123456.
Caller Instructions
Local callers within the Dierdorf area can often dial the subscriber number directly without the area code, depending on their specific telephone exchange configuration. However, for clarity and reliability, it is recommended to always use the full national format (02689...) when dialing from any German mobile or fixed network. Foreign callers must always include the +49 country code and drop the leading zero. No overlay codes are in effect for this area, so the 02689 prefix remains unique to the Dierdorf region.
Regulatory and Technical Notes
As a geographic number, 02689 is allocated by the German Federal Network Agency (Bundesnetzagentur). These numbers are primarily used for fixed-line PSTN and VoIP services. Number portability allows subscribers to retain their 02689 numbers when changing providers, but the geographic association remains tied to the Dierdorf area. When calling from a mobile phone, the same dialing rules apply. Charges for calls to 02689 numbers are typically included in national flat-rate plans, but international rates may vary depending on the caller's carrier.