Public regulatory phone
(256) 963-6203
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 |
|---|---|---|---|---|---|
| ADTRAN, Inc. customer_inquiries | 0005813993 | FORM499 | 831962 | Authoritative identifier (100.0%) | 2026-08-01 17:48:08 |