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

AC1IS callsign genealogy

Currently held by Overlock, Robin T

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 AC1IS's current licensee, walking backwards.

  1. KA1HJNcancelled· E
    Overlock, Robin TMEgranted 2018-05-30cancelled 2020-01-04
  2. KC1JQZcancelled· T
    Overlock, Robin TMEgranted 2018-05-04cancelled 2018-05-30

Successor callsigns

Callsigns held now by people who previously held AC1IS.

  1. NR1Wactive· E
    Overlock, Robin TMEgranted 2020-05-12
← Back to AC1IS License history →