Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7BWM callsign genealogy
Currently held by Milligan, Benjamin W
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 N7BWM's current licensee, walking backwards.
- Milligan, Benjamin WUTgranted 2013-10-28cancelled 2014-08-01
Successor callsigns
Callsigns held now by people who previously held N7BWM.
- LIEN, GREGG RCAgranted 2016-10-17
All historical holders
Every license row we've seen with the callsign N7BWM, oldest first.
- LIEN, GREGG R CA2004-06-07 → cancelled 2007-01-04
- Milligan, Benjamin W UT2025-08-01 active