Public regulatory phone
(405) 528-7500
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 |
|---|---|---|---|---|---|
| Integrated Systems Corporation customer_inquiries | 0003754819 | FORM499 | 822456 | Authoritative identifier (100.0%) | 2026-08-01 04:18:06 |
| Integrated Systems Corporation customer_inquiries | 0003754819 | FORM499 | 816478 | Authoritative identifier (100.0%) | 2026-07-31 22:18:06 |