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

N4LRX callsign genealogy

Currently held by Petri, Robert 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 N4LRX's current licensee, walking backwards.

  1. K4WTAcancelled· G
    Petri, Robert MALgranted 2021-07-02cancelled 2022-12-09
  2. KM4ODLcancelled· T
    Petri, Robert MALgranted 2015-10-15cancelled 2021-07-02

Successor callsigns

Callsigns held now by people who previously held N4LRX.

  1. KK4TXactive· E
    Petri, Robert MALgranted 2024-08-23

All historical holders

Every license row we've seen with the callsign N4LRX, oldest first.

  • NIEVES, ANGEL FL
    2003-01-10 → cancelled 2015-01-27
  • Petri, Robert M AL
    2022-12-09 → cancelled 2024-08-23
← Back to N4LRX License history →