Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KE4INX callsign genealogy
Currently held by Gross, Samuel D
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 KE4INX's current licensee, walking backwards.
- McCormick, Kevin SSCgranted 2024-04-27cancelled 2024-07-06
Successor callsigns
Callsigns held now by people who previously held KE4INX.
- Gross, Samuel DSCgranted 2020-04-07
All historical holders
Every license row we've seen with the callsign KE4INX, oldest first.
- Gross, Samuel D SC2003-10-21 → cancelled 2010-04-27
- McCormick, Kevin S SC2024-07-06 active