Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NB1M callsign genealogy
Currently held by Chant, Bryan 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 NB1M's current licensee, walking backwards.
- Fox, Oliver SMAgranted 2019-12-31cancelled 2020-05-15
Successor callsigns
Callsigns held now by people who previously held NB1M.
- Chant, Bryan JMDgranted 2018-04-17
All historical holders
Every license row we've seen with the callsign NB1M, oldest first.
- BURLOCK SR, GARY E CT2005-03-23 → cancelled 2017-06-06
- Chant, Bryan J MD2017-06-24 → cancelled 2018-04-17
- Fox, Oliver S MA2020-05-15 active