List of transmitting stations:
| Station name | Code | Station ID | Operational status | Notes |
| Roma | ROMA | 1 | test in progress | Using vertical (AISP) and oblique (PRC) ionosonde |
| Montelibretti (RM) | MTLB | 10 | transmitting | A new improved transmitting antenna has been installed on 22 October 2025 |
| Gibilmanna (PA) | GIB | 20 | transmitting | External northern antenna used since 16 April 2026 |
| Lerici (SP) | LER | 30 | installation in progress | |
Stations logbook contains installation information.