Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD7IDO callsign genealogy
Currently held by LAWLER SR, ROBERT S
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 WD7IDO's current licensee, walking backwards.
- LAWLER SR, ROBERT SIDgranted 2018-02-21cancelled 2020-06-16
Successor callsigns
Callsigns held now by people who previously held WD7IDO.
No current licensee on record previously held this callsign.