Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7HHS callsign genealogy
Currently held by BLACKBURN, WILLIAM W
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by N7HHS's current licensee, walking backwards.
- BLACKBURN, WILLIAM WWYgranted 2019-02-20
Successor callsigns
Callsigns held now by people who previously held N7HHS.
- BLACKBURN, WILLIAM WWYgranted 2019-02-20
All historical holders
Every license row we've seen with the callsign N7HHS, oldest first.
- FLYNN, JOHN F PA1995-06-20 → cancelled 2007-06-21
- BLACKBURN, WILLIAM W WY2017-12-27 → cancelled 2019-02-20