Public regulatory phone
(319) 786-3507
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 |
|---|---|---|---|---|---|
| INTERSTATE POWER AND LIGHT COMPANY L | 0002595379 | ULS | 0d292ace7346693faa02324c65148dc3d9a280ebf9be529fdd49649ea77faaea | Authoritative identifier (100.0%) | 2026-08-24 20:14:24 |