Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0BLF callsign genealogy
Currently held by Glapa, Martin J
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 N0BLF's current licensee, walking backwards.
- Glapa, Martin JCOgranted 2020-07-13cancelled 2021-01-05
Successor callsigns
Callsigns held now by people who previously held N0BLF.
- Glapa, Martin JCOgranted 2021-02-23