Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB8TTR callsign genealogy
Currently held by GARBER, JAMES R
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 KB8TTR's current licensee, walking backwards.
- GARBER, JAMES ROHgranted 2026-05-05cancelled 2026-05-23
Successor callsigns
Callsigns held now by people who previously held KB8TTR.
- GARBER, JAMES ROHgranted 2026-05-05cancelled 2026-05-23
All historical holders
Every license row we've seen with the callsign KB8TTR, oldest first.
- GARBER, JAMES R OH2014-07-10 → cancelled 2016-05-06
- GARBER, JAMES R OH2026-05-23 active