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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

AD9BQ callsign genealogy

Currently held by EMANUEL, MARK 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 AD9BQ's current licensee, walking backwards.

  1. KC0BZXcancelled· E
    EMANUEL, MARK DILgranted 2017-07-11cancelled 2022-12-29

Successor callsigns

Callsigns held now by people who previously held AD9BQ.

  1. WY9Mactive· E
    EMANUEL, MARK DILgranted 2023-01-21