Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2MKS callsign genealogy
Currently held by SHUM, MELANIE 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 K2MKS's current licensee, walking backwards.
- SHUM, MELANIE ANYgranted 2020-10-08cancelled 2020-11-03
Successor callsigns
Callsigns held now by people who previously held K2MKS.
- Smith, Michael KCAgranted 2010-08-27cancelled 2015-12-29
All historical holders
Every license row we've seen with the callsign K2MKS, oldest first.
- Smith, Michael K CA2009-10-20 → cancelled 2010-08-27
- SHUM, MELANIE A NY2020-11-03 active