Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB1CD callsign genealogy
Currently held by Corbin, Stephen S
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 AB1CD's current licensee, walking backwards.
- Ramsey, Hillary ESCgranted 2018-02-26cancelled 2019-07-23
Successor callsigns
Callsigns held now by people who previously held AB1CD.
- Corbin, Stephen SNHgranted 2023-02-02
All historical holders
Every license row we've seen with the callsign AB1CD, oldest first.
- Corbin, Stephen S NH1999-07-26 → cancelled 2003-03-15
- Phillips, Shelly L GA2007-07-03 → cancelled 2019-07-04
- Ramsey, Hillary E SC2019-07-23 active