Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0PTT callsign genealogy
Currently held by MAMER, STEVEN K
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 N0PTT's current licensee, walking backwards.
- Lovewell, William MIAgranted 2016-02-02cancelled 2016-03-05
Successor callsigns
Callsigns held now by people who previously held N0PTT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0PTT, oldest first.
- MAMER, STEVEN K CO2001-12-18 → cancelled 2013-12-19
- Lovewell, William M IA2016-03-05 active