Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NR1I callsign genealogy
Currently held by TBDBS WIRELESS ASSOCIATION
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 NR1I's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held NR1I.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NR1I, oldest first.
- FRANCK, CHARLES L NH1999-01-07 → cancelled 2003-03-06
- TBDBS WIRELESS ASSOCIATION MA2016-03-18 active