Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB9PIN callsign genealogy
Currently held by Richter, Harold 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 KB9PIN's current licensee, walking backwards.
- Richter, Harold ATXgranted 2016-06-08cancelled 2016-06-28
Successor callsigns
Callsigns held now by people who previously held KB9PIN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB9PIN, oldest first.
- Richter, Harold A TX2016-06-28 active
- —— → cancelled 1997-07-28