Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1CBM callsign genealogy
Currently held by FRANCO JR, JOSEPH
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 N1CBM's current licensee, walking backwards.
- Bethencourt, Carlos AFLgranted 2024-08-22cancelled 2024-11-30
Successor callsigns
Callsigns held now by people who previously held N1CBM.
- FRANCO JR, JOSEPHNVgranted 2021-02-17
All historical holders
Every license row we've seen with the callsign N1CBM, oldest first.
- FRANCO JR, JOSEPH NV2017-12-04 → cancelled 2021-02-17
- Bethencourt, Carlos A FL2024-11-30 active