Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB3MMK callsign genealogy
Currently held by Branch, Kayla
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 KB3MMK's current licensee, walking backwards.
- Branch, KaylaARgranted 2011-06-30cancelled 2020-12-29
Successor callsigns
Callsigns held now by people who previously held KB3MMK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB3MMK, oldest first.
- Jackson, Helen D PA2005-07-29 → cancelled 2017-08-01
- Branch, Kayla AR2020-12-29 active