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

KR4KR

Expired

BAUMANN, JOHN K

Location: Mechanicsburg, PA
Class: Advanced
Granted: 2013-12-10
Expires: 2024-03-05
Previous call: KC4GFL
FRN: 0009608092

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

Vanity availability

536d

Available on 2028-03-04

KR4KR expired on 2024-03-05. Hold ends in 536 days.

Last held by BAUMANN, JOHN K (PA).

Confidence: High

Expired licenses get a 2-year FCC renewal grace period followed by the 2-year hold. The date shown accounts for both, so it's the firm release date per §97.19.

Callsign genealogy

Full chain →

Previously held by current licensee

KC4GFL
no FCC ULS record on file

License history

0 events

No recorded events.

More vanity slots coming available

From Pennsylvania

All →

KB3ZFP 2026-09-16
WB2SEW 2026-09-16
KC3UTQ 2026-09-17
KC3WTR 2026-09-17
KC3ZLS 2026-09-17

Starting with KR4

All →

KR4AAB AL · 2027-01-11
KR4ABQ FL · 2027-01-17
KR4BBR FL · 2027-01-17
KR4ACS VA · 2027-01-18
KR4ADZ FL · 2027-01-22

Full history → Vanity availability → Callsign genealogy →