Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5COL callsign genealogy
Currently held by BERTAS, DONALD E
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 W5COL's current licensee, walking backwards.
- Gagliardi, Frank AUTgranted 2021-06-25cancelled 2024-08-17
Successor callsigns
Callsigns held now by people who previously held W5COL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5COL, oldest first.
- BERTAS, DONALD E MN2008-06-17 → cancelled 2020-09-12
- Gagliardi, Frank A UT2024-08-17 active