In principle, short numbers consist of three digits (which can be appended with one or two extra digits), the first of which is a 1 (format=1xx). These numbers are assigned to emergency call, rescue and breakdown services, safety information services, directory enquiries (format=18xy) and special services.
Technical prescriptions
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- SR 784.101.113/1.3 Emergency call requirement
- SR 784.101.113/2.12 Short numbers of the directory enquiry services
Forms
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- Guide: Manual for the allocation of short numbers
Last modification 02.03.2022
