Public regulatory phone
(520) 798-7711
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 |
|---|---|---|---|---|---|
| ASARCO LLC L | 0015305337 | ULS | 01035de1349ff30081324fb0b0ef459ca2bd1c9345e83dfaa3e2123bdf4765f0 | Authoritative identifier (100.0%) | 2026-08-02 06:48:21 |