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Confidence: Medium · Source: FCC ULS · As of 2026-09-10

N1SDX

Cancelled

Peterson, John S

Location
Kingston, RI
Class
General
Granted
2026-02-24
Expires
2036-02-24
Previous call
N5JSP
FRN
0034904805
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Vanity availability

560d

Available on 2028-03-23

N1SDX cancelled on 2026-03-24. Hold ends in 560 days.

Last held by Peterson, John S (RI).

Confidence: High

Cancelled licenses begin the 2-year hold immediately on the cancellation date, so this is the firm release date per §97.19.

Callsign genealogy

Full chain →

Previously held by current licensee

  1. N5JSPcancelled· G
    Peterson, John SRIgranted 2024-04-02cancelled 2026-02-24
  2. KC1UJIcancelled· T
    Peterson, John SRIgranted 2024-03-14cancelled 2024-04-02

Prior holders later became

  1. W1JSPactive· G
    Peterson, John SRIgranted 2026-03-24

License history

0 events

No recorded events.

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From Rhode Island

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Full history → Vanity availability → Callsign genealogy →