SMS as a part of Public Warning in the case of the emergency situation. SMS (text provided by the services involved in solving of emergency situtation) is sent by the operators to their customers/abonents in case of the emergency situation.
Slovenia
PW with sirens
Other
Slovakia
Civil defence warning signals sent out through sirens
Other
https://www.minv.sk/?varovanie-obyvatelstva-1
Belgium
Location-based SMS
https://www.be-alert.be
inscription is automatic as soon as a user (mobile phone) is active on the national territory, user will receive warning messages if location is within a defined area.
Belgium
Location-based SMS
https://ibz.be/nl/veiligheid#links
inscription is automatic as soon as a user (mobile phone) is active on the national territory, user will receive warning messages if location is within a defined area.
Czechia
This emergency service is accessible to every person with a mobile device present in the targeted location at the time of broadcast. Neither application download nor user registration of any kind is required.