Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA7AAW callsign genealogy
Currently held by SEEFELD, PETER C
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 KA7AAW's current licensee, walking backwards.
- Grant, David CORgranted 2018-08-01cancelled 2018-08-21
Successor callsigns
Callsigns held now by people who previously held KA7AAW.
- Grant, David CORgranted 2018-12-21
All historical holders
Every license row we've seen with the callsign KA7AAW, oldest first.
- SEEFELD, PETER C WA1989-05-16 → cancelled 2001-05-17
- Grant, David C OR2018-08-21 → cancelled 2018-12-21