Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N1GJB callsign genealogy
Currently held by BUTTERS, GREGORY 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 N1GJB's current licensee, walking backwards.
- BUTTERS, GREGORY JMAgranted 2015-09-24cancelled 2015-11-17
Successor callsigns
Callsigns held now by people who previously held N1GJB.
- POMROY, BIRLEM BNHgranted 2011-04-05cancelled 2023-04-06
All historical holders
Every license row we've seen with the callsign N1GJB, oldest first.
- POMROY, BIRLEM B NH2002-08-07 → cancelled 2011-04-05
- BUTTERS, GREGORY J NY2026-02-12 active