Public regulatory phone
(417) 623-4755
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 |
|---|---|---|---|---|---|
| MATTES BROTHERS CONSTRUCTION CO INC L | 0004187498 | ULS | 00164217c92bbc528d682c70d82ea089400744ed640c9e4cf0c8c545268c8f74 | Authoritative identifier (100.0%) | 2026-07-31 20:09:47 |