Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4TBN callsign genealogy
Currently held by NICHOLSON JR, TANDY B
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 N4TBN's current licensee, walking backwards.
- NICHOLSON JR, TANDY BALgranted 1997-12-01cancelled 2005-05-24
Successor callsigns
Callsigns held now by people who previously held N4TBN.
- WHARTON, LEWIS EVAgranted 1993-07-27cancelled 1999-11-23