Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB3WY callsign genealogy
Currently held by KATZ, HAROLD R
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 AB3WY's current licensee, walking backwards.
- KATZ, HAROLD RMDgranted 2015-01-05cancelled 2015-03-25
Successor callsigns
Callsigns held now by people who previously held AB3WY.
No current licensee on record previously held this callsign.