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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

K7QN callsign genealogy

Currently held by MARTIN, JAMES R

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 K7QN's current licensee, walking backwards.

  1. K2YIactive· E
    DAVIS, BRYANNYgranted 2025-12-09
  2. W3MJcancelled· E
    DAVIS, BRYANNYgranted 2025-03-14cancelled 2025-12-09
  3. N1BRYcancelled· E
    DAVIS, BRYANNYgranted 2024-01-27cancelled 2025-03-14
  4. KE2CLAcancelled· T
    DAVIS, BRYANNYgranted 2024-01-09cancelled 2024-01-27

Successor callsigns

Callsigns held now by people who previously held K7QN.

  1. W9FHactive· E
    ROBINSON, CARL EFLgranted 2019-06-26

All historical holders

Every license row we've seen with the callsign K7QN, oldest first.

  • ROBINSON, CARL E CA
    2006-04-13 → cancelled 2009-09-15
  • MARTIN, JAMES R MO
    2011-10-04 → cancelled 2023-10-05
  • HELMSTADTER, STEPHEN A AZ
    2023-10-24 active
← Back to K7QN License history →