Public regulatory phone
(773) 227-2880
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 |
|---|---|---|---|---|---|
| B.U.I.L.D. INC L | 0034339713 | ULS | 005ca7aaa48e5b411b81168143b803cad4d1a99baa95cf505d0c0c83453fa0a2 | Authoritative identifier (100.0%) | 2026-08-01 06:18:14 |