Public regulatory phone
(503) 409-2181
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 |
|---|---|---|---|---|---|
| MICHAEL L. MATTSON Applicant | LMS | 2370d422d7974d078b83cf6212b6c0ea | High confidence (95.0%) | 2026-08-07 08:18:38 | |
| MICHAEL L. MATTSON Applicant | LMS | 1fa4bb7d5ea347408a1bcf6212b6c0ea | High confidence (95.0%) | 2026-08-06 14:18:35 | |
| MICHAEL L. MATTSON Applicant | LMS | 0675480f4d164a8da016cf6212b6c0ea | High confidence (95.0%) | 2026-08-01 21:48:14 | |
| MICHAEL L. MATTSON Applicant | LMS | 061a85e0729d41958762cf6212b6c0ea | High confidence (95.0%) | 2026-08-01 18:48:15 |