Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA1AA callsign genealogy
Currently held by JANKER, CHRISTOPH J
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 WA1AA's current licensee, walking backwards.
- JANKER, CHRISTOPH JMAgranted 1999-06-30cancelled 2000-01-04
Successor callsigns
Callsigns held now by people who previously held WA1AA.
No current licensee on record previously held this callsign.