Public regulatory phone
(847) 757-1143
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 |
|---|---|---|---|---|---|
| Data Net Systems, LLC customer_inquiries | 0004359329 | FORM499 | 821956 | Authoritative identifier (100.0%) | 2026-08-01 04:18:06 |