Public regulatory phone
(202) 509-9519
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 |
|---|---|---|---|---|---|
| Northrop Grumman Ship Systems Inc L | 0001545680 | ULS | 13c008e3af3eef05b47e3237c44c21eb55c746112a587eb3b7446b95fb65d214 | Authoritative identifier (100.0%) | 2026-09-12 15:15:38 |