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

N1ESU callsign genealogy

Currently held by Brandon, Michael M

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 N1ESU's current licensee, walking backwards.

  1. KI4OSScancelled· G
    Brandon, Michael MKYgranted 2006-04-14cancelled 2007-09-11

Successor callsigns

Callsigns held now by people who previously held N1ESU.

  1. KY4MBactive· E
    Brandon, Michael MKYgranted 2026-08-15

All historical holders

Every license row we've seen with the callsign N1ESU, oldest first.

  • MERRYMAN, JERRY W TN
    1993-10-19 → cancelled 2005-10-20
  • Brandon, Michael M KY
    2017-08-24 → cancelled 2026-08-15