Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB5SAM callsign genealogy
Currently held by Manthey, Sarah A
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 KB5SAM's current licensee, walking backwards.
- Manthey, Sarah ATXgranted 2006-08-07cancelled 2006-09-08
Successor callsigns
Callsigns held now by people who previously held KB5SAM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB5SAM, oldest first.
- EVANS, MATTHEW P OK1992-04-28 → cancelled 2004-04-29
- Manthey, Sarah A TX2016-07-08 active