Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4GRA callsign genealogy
Currently held by Bowman, Gray S
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 N4GRA's current licensee, walking backwards.
- Bowman, Gray SINgranted 2015-02-11cancelled 2015-03-17
Successor callsigns
Callsigns held now by people who previously held N4GRA.
- LAMB, MARY KINgranted 2003-10-21cancelled 2005-06-07
All historical holders
Every license row we've seen with the callsign N4GRA, oldest first.
- LAMB, MARY K AZ2001-10-16 → cancelled 2003-10-21
- Bowman, Gray S IN2015-03-17 active