Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7ABL callsign genealogy
Currently held by PARKER, ROBERT G
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 N7ABL's current licensee, walking backwards.
- SLATE, MICHAEL AORgranted 2020-08-11
Successor callsigns
Callsigns held now by people who previously held N7ABL.
- SLATE, MICHAEL AORgranted 2020-08-11
All historical holders
Every license row we've seen with the callsign N7ABL, oldest first.
- PARKER, ROBERT G OR1988-02-02 → cancelled 2000-02-03
- SLATE, MICHAEL A OR2018-03-13 → cancelled 2020-08-11