Public regulatory phone
(989) 831-8800
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 |
|---|---|---|---|---|---|
| Casair Spectrum Holdings, LLC L | 0028446508 | ULS | 062a3eaa5de2d60423cfe0bb6c04a14d1da359b2c621f63dab63a2b7d04c0246 | Authoritative identifier (100.0%) | 2026-08-10 23:18:57 |
| Crystal Automation Systems, Inc. customer_inquiries | 0009387606 | FORM499 | 830334 | Authoritative identifier (100.0%) | 2026-08-01 14:48:10 |