Public regulatory phone
(605) 677-5227
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 |
|---|---|---|---|---|---|
| South Dakota Geological Survey owner | 0003885746 | ASR | 3b09bafba8c086fa68b760b40a0235d136d676019dec67fd36580f5eddd72c60 | Authoritative identifier (100.0%) | 2026-08-03 21:48:22 |