Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1OTM callsign genealogy
Currently held by STIBITZ, RUSSELL
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 N1OTM's current licensee, walking backwards.
- BABSON III, WILLIAM AMDgranted 2007-01-16cancelled 2015-12-01
Successor callsigns
Callsigns held now by people who previously held N1OTM.
- BABSON III, WILLIAM AMDgranted 2017-09-01
All historical holders
Every license row we've seen with the callsign N1OTM, oldest first.
- STIBITZ, RUSSELL ME1993-03-23 → cancelled 2005-03-24
- BABSON III, WILLIAM A MD2015-12-01 → cancelled 2017-09-01