Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NB7K callsign genealogy
Currently held by SOWER, NICK B
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 NB7K's current licensee, walking backwards.
- SOWER, NICK BCAgranted 2013-01-03cancelled 2017-04-15
Successor callsigns
Callsigns held now by people who previously held NB7K.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NB7K, oldest first.
- SOWER, SAMUEL K ID2007-09-26 → cancelled 2017-01-30
- SOWER, NICK B CA2017-04-15 active