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

NG7O callsign genealogy

Currently held by ROBERTS, DARIN L

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 NG7O's current licensee, walking backwards.

  1. ND3Oactive· E
    Colegrove, Dennis APAgranted 2026-02-28
  2. KB3ZLMcancelled· E
    Colegrove, Dennis APAgranted 2012-11-15cancelled 2016-04-01

Successor callsigns

Callsigns held now by people who previously held NG7O.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign NG7O, oldest first.

  • SLAGLE, JACK D VA
    2003-08-07 → cancelled 2012-02-07
  • ROBERTS, DARIN L ID
    2023-12-05 active