Confidence: Medium · Source: FCC ULS · As of 2026-09-09
K3OWZ callsign genealogy
Currently held by McCumber, Francine A
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 K3OWZ's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K3OWZ.
- McCumber, Francine ATNgranted 2021-06-17
All historical holders
Every license row we've seen with the callsign K3OWZ, oldest first.
- McCumber, Francine A TN2000-11-21 → cancelled 2001-03-02
- MARTIN, JOHN W PA2012-12-04 → cancelled 2024-12-04