Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1HH callsign genealogy
Currently held by WALLACE, ROBERT A
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 W1HH's current licensee, walking backwards.
- KB1KPBcancelledBillerica Amateur Radio SocietyMAgranted 2003-12-16cancelled 2007-09-15
Successor callsigns
Callsigns held now by people who previously held W1HH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1HH, oldest first.
- WALLACE, ROBERT A MA1997-05-09 → cancelled 2006-10-10
- Billerica Amateur Radio Society MA2017-07-11 active