Public regulatory phone
(619) 321-1854
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 |
|---|---|---|---|---|---|
| HAMMER SEWER CONSTRUCTION INC L | ULS | 02cdb68aebf7bf8a692bdb19dea12dd47fbdef5e7474fba2c74560d9df6efd5c | Authoritative identifier (100.0%) | 2026-08-05 08:18:32 |