Public regulatory phone
(866) 364-6033
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 |
|---|---|---|---|---|---|
| Zayo Network Services, LLC customer_inquiries | 0035991694 | FORM499 | 837932 | Authoritative identifier (100.0%) | 2026-08-02 04:18:11 |
| Zayo Global Reach US, LLC customer_inquiries | 0035971027 | FORM499 | 837113 | Authoritative identifier (100.0%) | 2026-08-02 02:48:10 |
| Zayo Professional Services, LLC customer_inquiries | 0026386524 | FORM499 | 832031 | Authoritative identifier (100.0%) | 2026-08-01 17:48:08 |
| Castle Access, Inc. customer_inquiries | 0021870571 | FORM499 | 829765 | Authoritative identifier (100.0%) | 2026-08-01 13:48:07 |
| Zayo Group, LLC customer_inquiries | 0016555849 | FORM499 | 828965 | Authoritative identifier (100.0%) | 2026-08-01 13:18:08 |
| Access Communications Technologies, Inc. customer_inquiries | 0011807849 | FORM499 | 825556 | Authoritative identifier (100.0%) | 2026-08-01 06:18:07 |
| Arialink Telecom, LLC customer_inquiries | 0012755393 | FORM499 | 825146 | Authoritative identifier (100.0%) | 2026-08-01 06:18:06 |
| UScarrier Telecom, LLC customer_inquiries | 0006882294 | FORM499 | 821994 | Authoritative identifier (100.0%) | 2026-08-01 04:18:06 |