Public regulatory phone
(605) 964-5474
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 |
|---|---|---|---|---|---|
| CHEYENNE RIVER SIOUX TRIBE Applicant | LMS | 1789946ad3b141a6a647c1b6063ebeb7 | High confidence (95.0%) | 2026-08-05 09:18:29 |