Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N7KTB callsign genealogy
Currently held by Barbato, Ralph E
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 N7KTB's current licensee, walking backwards.
- Barbato, Ralph ENVgranted 2005-02-25cancelled 2005-03-18
Successor callsigns
Callsigns held now by people who previously held N7KTB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7KTB, oldest first.
- BARBATO, RALPH E NV1988-03-29 → cancelled 2000-03-30
- Barbato, Ralph E NV2015-01-07 active