Public regulatory phone
(708) 534-3400
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 |
|---|---|---|---|---|---|
| FEDERAL SIGNAL CORPORATION L | 0008766875 | ULS | 0b290a0e9e2b5def69e4cfb7e29b582d682a03d6f2a3fe442423cda4ade0a329 | Authoritative identifier (100.0%) | 2026-08-20 15:14:01 |