Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W2BLM callsign genealogy
Currently held by Huber, Douglas
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 W2BLM's current licensee, walking backwards.
- Barton, Ronald DMIgranted 2024-06-11cancelled 2025-08-08
Successor callsigns
Callsigns held now by people who previously held W2BLM.
- Huber, DouglasNJgranted 2018-05-18
All historical holders
Every license row we've seen with the callsign W2BLM, oldest first.
- Huber, Douglas NJ2015-05-08 → cancelled 2018-05-18
- Barton, Ronald D MI2025-08-08 active