Public regulatory phone
(616) 855-1030
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 |
|---|---|---|---|---|---|
| ZK Tech Inc. customer_inquiries | 0018574012 | FORM499 | 827630 | Authoritative identifier (100.0%) | 2026-08-01 10:18:07 |