Public regulatory phone
(312) 850-5200
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 |
|---|---|---|---|---|---|
| onShore Networks of IL LLC customer_inquiries | 0021580535 | FORM499 | 831499 | Authoritative identifier (100.0%) | 2026-08-01 16:48:09 |