Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8MAP callsign genealogy
Currently held by GIFREDA, D JAMES
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 W8MAP's current licensee, walking backwards.
- Postiff, Matthew AMIgranted 2020-07-09cancelled 2020-07-28
Successor callsigns
Callsigns held now by people who previously held W8MAP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W8MAP, oldest first.
- GIFREDA, D JAMES OH2007-07-06 → cancelled 2019-09-18
- Postiff, Matthew A MI2020-07-28 active