Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5OSW callsign genealogy
Currently held by REED, MADELEINE G
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 K5OSW's current licensee, walking backwards.
- REED, MADELEINE GLAgranted 2022-08-27cancelled 2022-09-16
Successor callsigns
Callsigns held now by people who previously held K5OSW.
No current licensee on record previously held this callsign.