Public regulatory phone
(703) 999-4900
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 |
|---|---|---|---|---|---|
| Proton Control Systems, Inc. VP-BUSINESS DEV | 0010731289 | CORES | 0010731289 | Authoritative identifier (100.0%) | 2026-09-01 15:48:49 |