Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KA3NKN callsign genealogy
Currently held by GALLIGAN, ANDREW B
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 KA3NKN's current licensee, walking backwards.
- Galligan, Andrew BPAgranted 2018-04-26cancelled 2018-06-01
Successor callsigns
Callsigns held now by people who previously held KA3NKN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA3NKN, oldest first.
- GALLIGAN, ANDREW B PA1996-11-13 → cancelled 2008-11-14
- Galligan, Andrew B PA2018-06-01 active