Area Code 2583 – Sassenberg
The phone area code for Sassenberg is 2583 (international format +492583). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 2583
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Sassenberg
Geographic Overview
The +49 2583 area code serves the town of Sassenberg and its surrounding localities in the Münsterland region of North Rhine-Westphalia, Germany. Sassenberg is situated approximately 15 kilometers southeast of Münster, within the Warendorf district. The code covers the urban area of Sassenberg itself, including districts such as Füchtorf, and extends to nearby villages and agricultural settlements that rely on the local PSTN infrastructure.
Dialing Formats
When calling a landline number in Sassenberg from within Germany, subscribers must use the national trunk prefix 0 followed by the area code and the subscriber's local number. For example, a local number might be dialed as 0 2583 123456. From abroad, callers must replace the leading zero with the German country code +49, resulting in the international format +49 2583 123456. The area code is an integral part of the E.164 number structure; omitting it when dialing from a different region will result in a failed call.
Geographic Allocation and Numbering
As a geographic code, 2583 is assigned by the German Federal Network Agency (Bundesnetzagentur) to the local exchange area of Sassenberg. Subscriber numbers within this code typically have between 5 and 7 digits, depending on the historical allocation and the capacity of the local exchange. The code is used exclusively for fixed-line services, including traditional PSTN and VoIP-based landline subscriptions that are registered to a physical address within the area. Mobile numbers in Germany are assigned separate non-geographic codes (e.g., 015x, 016x, 017x) and are not tied to this area code.
Caller Instructions
For local callers within Sassenberg, short-dialing may be possible for calls to the same exchange, but it is recommended to always use the full national format to avoid misdialing. For callers from other German regions, dial 02583 followed by the subscriber number. For international callers, dial +49 2583 followed by the subscriber number, omitting the leading zero. Ensure that you have the correct international exit code for your country (e.g., 00 from most European countries, 011 from the US/Canada) before dialing +49.
Overlay and Number Portability Considerations
Currently, there is no overlay code for the Sassenberg area; the 2583 code remains the sole geographic identifier for the region. However, number portability allows subscribers to retain their 02583 numbers when switching to a different fixed-line provider, even if the provider's infrastructure is located elsewhere. This means that the area code does not strictly guarantee the physical location of the line, but it still reflects the original geographic assignment.