Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB0LDI callsign genealogy
Currently held by LONG, JAMES D
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 WB0LDI's current licensee, walking backwards.
- Long, James DMOgranted 2014-09-23cancelled 2015-01-21
Successor callsigns
Callsigns held now by people who previously held WB0LDI.
- Long, James DMOgranted 2025-05-16
All historical holders
Every license row we've seen with the callsign WB0LDI, oldest first.
- LONG, JAMES D MO1988-03-22 → cancelled 2000-03-23
- Long, James D MO2024-12-11 → cancelled 2025-05-16