Public regulatory phone
(425) 637-5000
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 |
|---|---|---|---|---|---|
| Sotto Wireless, Inc. Regulatory Compliance | 0016136152 | CORES | 0016136152 | Authoritative identifier (100.0%) | 2026-08-18 04:49:42 |