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

KD4NOX

Cancelled

Poston, William L

Location: BLYTHEWOOD, SC
Class: Amateur Extra
Granted: 2021-10-01
Expires: 2031-10-01
Previous call: KO4SRU
FRN: 0031024847

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Vanity availability

Available

Available now

KD4NOX cleared its 2-year hold on 2024-09-29. Eligible for vanity application.

Last held by Poston, William L (SC).

Confidence: High

Cancelled licenses begin the 2-year hold immediately, so this date is the firm release date per §97.19. Already past — fileable subject to FCC verification.

Callsign genealogy

Full chain →

Previously held by current licensee

KO4SRUcancelled· E
POSTON, BILLSCgranted 2021-07-12cancelled 2021-10-01
KO4RUIcancelled· G
Poston, BillSCgranted 2021-07-12cancelled 2021-08-19

Prior holders later became

KD4BPactive· E
POSTON, William LSCgranted 2022-09-30

License history

0 events

No recorded events.

More vanity slots coming available

From South Carolina

All →

KQ4URH 2026-09-10
KG4VBH 2026-09-12
KK4LOZ 2026-09-13
KK4LPA 2026-09-13
KK4LPE 2026-09-13

Starting with KD4

All →

KD4STD KY · 2026-09-10
KD4SPY FL · 2026-09-11
KD4SUS VA · 2026-09-14
KD4SUW MI · 2026-09-14
KD4SVG GA · 2026-09-14

Full history → Vanity availability → Callsign genealogy →