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

AE7OR callsign genealogy

Currently held by Gramlich, Christopher P

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 AE7OR's current licensee, walking backwards.

  1. KG7QVZcancelled· E
    Gramlich, Christopher PORgranted 2012-10-22cancelled 2016-06-28
  2. KF7ZCBcancelled· G
    Gramlich, Christopher PORgranted 2012-10-22cancelled 2015-02-09

Successor callsigns

Callsigns held now by people who previously held AE7OR.

  1. W7TRLactive· E
    Liesegang, Terrence RAZgranted 2022-03-01

All historical holders

Every license row we've seen with the callsign AE7OR, oldest first.

  • Liesegang, Terrence R AZ
    2011-08-18 → cancelled 2012-05-12
  • Gramlich, Christopher P OR
    2026-04-28 active
← Back to AE7OR License history →