Area Code 61 – Basel
The phone area code for Basel is 61 (international format +4161). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 61
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Basel
Geographic Overview
The Swiss area code +41 61 is a geographic National Destination Code (NDC) assigned to the Basel region, encompassing the city of Basel and its surrounding areas in northwestern Switzerland. This code covers the canton of Basel-Stadt and parts of Basel-Landschaft, serving major municipalities such as Basel, Riehen, Bettingen, and communities like Liestal, Pratteln, and Muttenz. As part of the Swiss numbering plan, +41 61 is dedicated to fixed-line PSTN and VoIP services, with numbers typically having a total length of 9 digits when dialed internationally (including the leading '0' of the national significant number).
Dialing Formats
For local callers within Switzerland, the national trunk prefix '0' is used, followed by the area code and subscriber number: 061 XXX XX XX. For international callers, the Swiss country code +41 replaces the leading '0', resulting in +41 61 XXX XX XX. It is important to note that the '0' is not dialed when calling from abroad. For example, a local Basel number 061 123 45 67 becomes +41 61 123 45 67 internationally.
Geographic Coverage and Administrative Jurisdiction
The Basel region is a tri-national area bordering France and Germany, and the +41 61 code serves as a vital communication hub for business and cultural exchange. The code is administered by the Swiss Federal Office of Communications (OFCOM), which oversees the national numbering plan. Subscriber numbers within +41 61 are allocated to various local telecommunications providers, and since 2010, number portability allows users to retain their numbers when switching operators, even across different technologies (PSTN, VoIP, or mobile).
Overlay and Numbering Considerations
Currently, no overlay code exists for the Basel region; the +41 61 code remains the sole geographic code for the area. However, due to the increasing demand for numbers, OFCOM has implemented measures to ensure efficient use, such as mandatory number recovery and pooling. For callers, this means that all fixed-line numbers in the Basel area are prefixed with 061 when dialed nationally, and +41 61 when dialed from abroad.
Caller Instructions
- Local callers (within Switzerland): Dial 061 followed by the 7-digit subscriber number. For example, 061 234 56 78.
- International callers: Dial your country's exit code (e.g., 00 from most European countries, 011 from North America), then 41, then 61, followed by the 7-digit subscriber number. For example, from the US: 011 41 61 234 56 78.
- Mobile and VoIP users: When calling a Basel fixed line from a mobile phone, the same national format (061...) is used. For VoIP services, ensure that the call is routed via the public switched telephone network (PSTN) if the service is not IP-based.
Understanding the correct dialing format is essential for seamless connectivity, whether for personal calls or business operations. The +41 61 code remains a cornerstone of the Swiss telecommunications infrastructure, supporting the economic vitality of the Basel region.