Public regulatory phone
+41 58 928 91 30
Associations below come from public FCC regulatory records. Confidence describes the source relationship, not current ownership of the number.
| Company or contact | FRN | System | Source record | Confidence | Observed |
|---|---|---|---|---|---|
| Sonova USA Inc. Manager Regulatory Affairs & IP | 0011123528 | CORES | 0011123528 | Authoritative identifier (100.0%) | 2026-09-01 02:19:05 |