Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AH6H callsign genealogy
Currently held by Bulacan, Richard
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 AH6H's current licensee, walking backwards.
- Bulacan, RichardHIgranted 2015-08-18cancelled 2016-02-17
Successor callsigns
Callsigns held now by people who previously held AH6H.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AH6H, oldest first.
- BROWN, WILLIAM R HI2004-08-09 → cancelled 2013-01-29
- Bulacan, Richard HI2025-11-26 active