Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NB0L callsign genealogy
Currently held by Bolam, Charles D
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 NB0L's current licensee, walking backwards.
- Bolam, Charles DMOgranted 1997-12-11cancelled 2006-05-06
Successor callsigns
Callsigns held now by people who previously held NB0L.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NB0L, oldest first.
- PARKS, SHERWOOD R KS1988-05-10 → cancelled 2000-05-11
- Bolam, Charles D MO2016-03-16 active