Public regulatory phone
(800) 622-2203
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 |
|---|---|---|---|---|---|
| Iowa Spring Manufacturing L | 0011108925 | ULS | 0a2fe79561cedfa1cbf582e035d83cd9b01b98009cf576411420f956679ab1f6 | Authoritative identifier (100.0%) | 2026-08-18 09:19:29 |