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

WN4MH

Active

HEMMINGER, MIKE

Location: HARTSVILLE, SC
Class: Amateur Extra
Granted: 2019-05-04
Expires: 2029-05-04
Previous call: KN4WMH
FRN: 0028282432

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

Vanity availability

Held

Currently held

WN4MH is held by an active license; it isn't a vanity slot right now.

Vanity availability dates are computed from FCC §97.19's hold periods: 2 years from the cancellation date for cancelled or terminated licenses, 4 years from the expiration date for expired licenses (2-year renewal grace + 2-year hold).

Callsign genealogy

Full chain →

Previously held by current licensee

KN4WMHcancelled· E
HEMMINGER, MIKESCgranted 2019-04-06cancelled 2019-05-04
KN4TGMcancelled· T
Hemminger, MikeSCgranted 2019-03-18cancelled 2019-04-06

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 WN4

All →

WN4RAP MO · 2027-06-24
WN4ECW CO · 2027-07-19
WN4IHG FL · 2028-03-04

Full history → Vanity availability → Callsign genealogy →