AC4HT
Individual Licensee
Active
AC4HT is
an active
FCC Amateur Radio license
(Extra class) issued to MARK K. HUMPHREVILLE
in SPRINGFIELD, SC
. Granted September 26, 2025
; expires September 26, 2035.
License Details
Licensee Name
MARK K. HUMPHREVILLE
Entity Type
Individual
Operator Class
Grant Date
September 26, 2025
Expiration Date
September 26, 2035
Radio Service
Amateur Radio
(HA)
FCC Registration Number (FRN)
0009370511
Location & Details
Address
206 TABERNACLE
City / State / ZIP
SPRINGFIELD, SC
291469529
Browse State
Browse City
Previous Call Sign
Previous Class
Technician
Call Sign Group
Group A
(shortest 1×2 and 2×1 format, Extra class only)
Region Code
4
(FCC geographic call sign district)