Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7TPZ callsign genealogy
Currently held by KNOX, KIM I
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 N7TPZ's current licensee, walking backwards.
- SPELLMAN, JIM RIDgranted 2012-07-18cancelled 2015-09-15
Successor callsigns
Callsigns held now by people who previously held N7TPZ.
- Spellman, James RIDgranted 2025-12-31
All historical holders
Every license row we've seen with the callsign N7TPZ, oldest first.
- KNOX, KIM I WA2001-05-23 → cancelled 2013-08-21
- SPELLMAN, JIM R ID2015-09-15 → cancelled 2016-01-29