Public regulatory phone
(510) 419-0120
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 |
|---|---|---|---|---|---|
| KIEWIT/FCI/MANSON A JV SAFETY ENGINEER | 0007903438 | CORES | 0007903438 | Authoritative identifier (100.0%) | 2026-08-04 11:48:58 |