Area Code 2304 – Schwerte
The phone area code for Schwerte is 2304 (international format +492304). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 2304
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Schwerte
Geographic Overview
The +49 2304 area code is a geographic National Destination Code (NDC) assigned to the city of Schwerte and its surrounding communities in the state of North Rhine-Westphalia (Nordrhein-Westfalen), Germany. Schwerte is located in the district of Unna, within the Ruhr metropolitan region, approximately 15 km southeast of Dortmund. The code covers the urban area of Schwerte itself, including districts such as Westhofen, Geisecke, and Villigst, as well as parts of neighboring municipalities that fall within the local exchange area.
Dialing Formats
When dialing a Schwerte number from within Germany, you use the national trunk prefix 0 followed by the area code and the subscriber number: 0 2304 [subscriber number]. For example, a local number might be dialed as 02304 123456 from within Germany. For international callers, the format is +49 2304 [subscriber number] (or 0049 2304 ... from many countries). The subscriber number length in this area is typically 6 to 7 digits, resulting in a total national significant number (NSN) length of 10 or 11 digits (excluding the leading trunk prefix).
Geographic Coverage and Administration
The area code 2304 is administered by the German Federal Network Agency (Bundesnetzagentur) and is allocated to the local exchange area of Schwerte. It is a geographic code, meaning that the number is tied to a physical location, although with modern VoIP and number portability, the actual location of the called device may not correspond to the geographic area. The code is used for both fixed-line PSTN and VoIP services, and it is not reserved for mobile networks.
Caller Instructions
For local callers within Schwerte, it is possible to dial the subscriber number without the area code if the call is within the same local network, but this is increasingly uncommon as most calls are dialed with the full national format. For callers from other parts of Germany, always use the trunk prefix 0. For international callers, always use the country code +49 and drop the leading 0. For example, a caller from the United States would dial 011 49 2304 123456.
Overlay and Numbering Considerations
There is no overlay code for 2304; it is the sole area code for Schwerte. However, number portability allows subscribers to retain their numbers when switching providers, even if they move outside the geographic area, which can lead to non-local numbers being used in the area. When dialing, always ensure you include the area code if you are calling from outside the immediate local area to avoid misrouting.