Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1ERJ callsign genealogy
Currently held by TRACY, CHRISTOPHER 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 W1ERJ's current licensee, walking backwards.
- TRACY, CHRISTOPHER SMAgranted 2013-10-29cancelled 2021-01-22
Successor callsigns
Callsigns held now by people who previously held W1ERJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1ERJ, oldest first.
- HARTKE, JEROME L MA2006-03-25 → cancelled 2018-06-15
- TRACY, CHRISTOPHER S MA2021-01-22 active