Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA3L callsign genealogy
Currently held by BLACKSTONE, DEWEY P
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 KA3L's current licensee, walking backwards.
- Kalish, Douglas ICAgranted 2006-05-01cancelled 2007-03-16
Successor callsigns
Callsigns held now by people who previously held KA3L.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA3L, oldest first.
- BLACKSTONE, DEWEY P PA1994-07-14 → cancelled 2006-07-15
- Kalish, Douglas I CA2016-12-29 active