Public regulatory phone
(202) 508-9519
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 |
|---|---|---|---|---|---|
| Litton Systems Inc. dba Northrop Grumman Navigation Systems L | 0005937347 | ULS | 10f9a72253f4c64e8f3e3c80c1d7b5fee8609a3ca352b9a17d56fa77240cc088 | Authoritative identifier (100.0%) | 2026-09-08 10:15:22 |
| Northrop Grumman Systems Corporation L | 0003800133 | ULS | 0f79ca9d6a9a747832c451f25e7ebd97056acad3e283e6b738b1315647007aea | Authoritative identifier (100.0%) | 2026-09-01 20:44:55 |