Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA1BLF callsign genealogy
Currently held by Swisher, Dwight M
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 KA1BLF's current licensee, walking backwards.
- Swisher, Dwight MMEgranted 2012-05-03cancelled 2012-05-22
Successor callsigns
Callsigns held now by people who previously held KA1BLF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA1BLF, oldest first.
- SWISHER, DWIGHT M NH1996-02-05 → cancelled 2008-02-06
- Swisher, Dwight M AZ2022-12-31 active