Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AB1JD callsign genealogy
Currently held by LEVINSON, KATHERINE C
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 AB1JD's current licensee, walking backwards.
- LEVINSON, KATHERINE CMAgranted 2008-04-30cancelled 2008-06-18
Successor callsigns
Callsigns held now by people who previously held AB1JD.
No current licensee on record previously held this callsign.