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

N4JRR callsign genealogy

Currently held by ROBERTSON, JAMES R

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 N4JRR's current licensee, walking backwards.

  1. KT4Hactive· E
    Collett, Jeremy LKYgranted 2026-01-13
  2. KK4CEVcancelled· E
    Collett, Jeremy LKYgranted 2011-05-20cancelled 2016-01-23

Successor callsigns

Callsigns held now by people who previously held N4JRR.

  1. KT4Hcancelled· E
    ROBERTSON, JAMES RGAgranted 2010-08-20cancelled 2014-01-04

All historical holders

Every license row we've seen with the callsign N4JRR, oldest first.

  • ROBERTSON, JAMES R GA
    2008-12-05 → cancelled 2010-08-20
  • ROBERTSON, JAMES R GA
    2023-12-23 active
← Back to N4JRR License history →