| 4370 | AirRaidAlert | Presidential-level alert (CMAS class 1) |
| 4371 | ImportantAlert | Extreme threat, observed/likely |
| 4373 | SilentImportantAlert | Severe threat |
| 4375 | Allclear | Severe threat |
| 4376 | Importantmessage | Severe threat |
| 4380 | Test | Required monthly test |
| 4381 | Exercise | CMAS exercise |
| 4383 | AirRaidAlert | Presidential-level alert (additional language) |
| 4384 | ImportantAlert | Extreme/severe threat (additional language) |
| 4386 | SilentImportantAlert | Extreme/severe threat (additional language) |
| 4388 | Allclear | Extreme/severe threat (additional language) |
| 4389 | Importantmessage | Extreme/severe threat (additional language) |
| 4393 | Test | Required monthly test (additional language) |
| 4394 | Exercise | CMAS exercise (additional language) |
| 4400 | WHAM | Geofence trigger message (not user-visible) |