Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9ATR callsign genealogy
Currently held by Robinson, Andrew T
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 W9ATR's current licensee, walking backwards.
- Robinson, Andrew TWIgranted 2012-06-25cancelled 2019-06-07
Successor callsigns
Callsigns held now by people who previously held W9ATR.
No current licensee on record previously held this callsign.