Area Code 543 – Winterswijk
The phone area code for Winterswijk is 543 (international format +31543). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 543
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Winterswijk
Overview of Area Code 543
Area code 543 is a geographic National Destination Code (NDC) within the Netherlands' national numbering plan, assigned to the municipality of Winterswijk and its surrounding rural areas in the eastern part of the province of Gelderland. This region lies close to the German border, and the code is used for fixed-line (PSTN) and VoIP services that are registered to that geographic area.
Geographic Coverage and Jurisdiction
The 543 area code serves the town of Winterswijk and the adjacent villages, including but not limited to Meddo, Kotten, and Woold. Administratively, it falls under the municipality of Winterswijk, which is part of the Achterhoek region. The area is characterized by a mix of residential, agricultural, and small business communities.
Dialing Formats
When calling a number in the Winterswijk area from within the Netherlands, you must use the full national trunk prefix and area code: 0543 followed by the local subscriber number, which is typically 6 digits long. For example, a local number might be 0543 123456. When dialing from abroad, you replace the leading zero with the country code for the Netherlands (+31), so the same number becomes +31 543 123456.
For local calls within the 543 area, it is still necessary to dial the full 0543 prefix, as there is no local dialing without the area code in the Netherlands. This is standard for all geographic area codes in the country.
Overlay and Numbering Plan Considerations
As of the latest ITU-T E.164 guidelines and the Dutch regulator (Autoriteit Consument & Markt, ACM), there is no overlay code for 543. The area code is exclusively assigned to Winterswijk and has not been overlaid with another code. Number portability is available, meaning that a subscriber can retain their 543 number when switching to a different fixed-line provider, but the number remains associated with the geographic location for routing purposes.
Caller Instructions
For callers within the Netherlands, simply dial 0543 followed by the 6-digit subscriber number. For international callers, dial your country's international access code (e.g., 00 from most European countries, 011 from the US/Canada), then the Netherlands country code 31, then the area code 543 (without the leading zero), and then the subscriber number. For example, from the US, you would dial 011 31 543 123456.
It is important to note that while VoIP services may allow users to register a 543 number without being physically located in Winterswijk, the number remains geographically tied for emergency services and caller line identification purposes.