Webpage of the Ministry for Climate Change and Civil Protection, with information about 112 and subscription form. CB is also enabled for roamers
Hungary
SMS
Location-based SMS
Legislation (only in Hungarian language): https://njt.hu/eli/UT/2020/BM/16. Location based PWS SMS will be sent from the following numbers depending on the visited network: 1840 (short number), or +36705511200.
SMS pushed to all phones connected to cells in the vicinity of an event.
Cell Broadcast
Poland
Text messages (Alert RCB) sends information about the threat to mobile networks operators, who immediately forward it to their subscribers. Anyone who has a mobile phone switched on, if present within the emergency messaging area (the "danger zone"), will receive a short text message (SMS) informing about the type of threat.