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

KI4CZS

Cancelled

READINGER SR, DONALD J

Location: YORK, SC
Class: Amateur Extra
Granted: 2013-02-05
Expires: 2023-02-05
Previous call: KD6ONS
FRN: 0007731540

Get notified about status changes and vanity availability for this callsign.

Vanity availability

Available

Available now

KI4CZS cleared its 2-year hold on 2015-03-09. Eligible for vanity application.

Last held by READINGER SR, DONALD J (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

KD6ONScancelled· T
READINGER SR, DONALD JSCgranted 2002-09-28cancelled 2003-11-20

Prior holders later became

N4SRVactive· E
READINGER SR, DONALD JSCgranted 2023-08-30

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 KI4

All →

KI4ZDD TN · 2026-09-13
KI4TV TN · 2026-09-28
KI4HEY FL · 2026-10-08
KI4CUF FL · 2026-10-12
KI4IMK UT · 2026-11-16

Full history → Vanity availability → Callsign genealogy →