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

AB5T callsign genealogy

Currently held by Hill, Rowland

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 AB5T's current licensee, walking backwards.

  1. N1RABcancelled· E
    Blake, Randall ATXgranted 2024-12-21cancelled 2025-05-16

Successor callsigns

Callsigns held now by people who previously held AB5T.

  1. N1RABcancelled· E
    Blake, Randall ATXgranted 2024-12-21cancelled 2025-05-16
  2. AF5Ractive· E
    RODRIGUEZ BOTET, CARLOS RTXgranted 2021-03-02
  3. KM5GMcancelled· E
    Hill, RowlandTXgranted 2018-08-10cancelled 2019-02-02

All historical holders

Every license row we've seen with the callsign AB5T, oldest first.

  • PIPPIN, RICHARD D OK
    2007-09-19 → cancelled 2015-09-07
  • Hill, Rowland TX
    2017-09-26 → cancelled 2018-08-10
  • RODRIGUEZ BOTET, CARLOS R TX
    2020-08-29 → cancelled 2021-03-02
  • Blake, Randall A TX
    2023-03-21 → cancelled 2024-12-21
  • Blake, Randall A TX
    2025-05-16 active
← Back to AB5T License history →