🕒 FCC license data updated today 9:42 am CDT (FCC files through Sep 30, 2026) · next update tomorrow 9:15 am CDT
Ask: hams within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WI
KJ4DFU
✅ Available for a vanity request — free since May 7, 2010.
2x3 call: any licensee can request it.
No pending applications list it.
Not currently held
· 1 holder on record
· available since May 7, 2010
Previous holder: JODI L TERHORST
Held KJ4DFU Apr 14, 2008 → May 6, 2008
· first licensed Apr 14, 2008 as KJ4DFU
· 2 licenses · FRN 0017661265
K4JLTExpiredTechnician · vanityMay 6, 2008 → May 6, 2018 (expired)
No APRS positions and no PSK Reporter reports for KJ4DFU in the last 24 hours. Spots show up here within seconds of KJ4DFU beaconing on APRS or being heard on FT8, FT4, CW (by skimmers) and other digital modes.