Public regulatory phone
(517) 234-3435
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 |
|---|---|---|---|---|---|
| Michigan Signal Corp customer_inquiries | 0033223306 | FORM499 | 835936 | Authoritative identifier (100.0%) | 2026-08-01 23:48:11 |