N9TPB
FCC License Search
🕒 FCC license data updated yesterday 9:42 am CDT (FCC files through Sep 30, 2026) · next update today 6:00 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, WIKE4MHO HAM
✅ Available for a vanity request — free since Apr 13, 2004.
2x3 call: any licensee can request it.
No pending applications list it.
Not currently held · 1 holder on record · available since Apr 13, 2004
Previous holder: Javier A Chang
Held KE4MHO Aug 22, 1994 → Apr 12, 2002 · first licensed Aug 22, 1994 as KE4MHO · 3 licenses · FRN 0006680854
-
- Licensee
- Javier A Chang
- Address
- Attn: Javier A. Chang
PO Box 7534
North Augusta, SC 29861
- FRN
- 0006680854
- Previous call
- AG4QR (General)
- Last granted
- Apr 24, 2004
- Effective
- Apr 24, 2004
- Last action
- Apr 26, 2016
FCC actions (3)
- Apr 26, 2016 — License expired LIEXP
- Apr 24, 2004 — Vanity call sign granted VANGRT
- Apr 24, 2004 — License issued LIISS
-
- Licensee
- Javier A Chang
- Address
- PO Box 7534
North Augusta, SC 29861
- FRN
- 0006680854
- Previous call
- KE4MHO (General)
- Last granted
- Aug 22, 1994
- Effective
- Apr 12, 2002
- Last action
- Apr 24, 2004
FCC actions (3)
- Apr 24, 2004 — License canceled LICAN
- Apr 12, 2002 — Systematic call sign granted SYSGRT
- Apr 12, 2002 — License issued LIISS
-
- Licensee
- Javier A Chang
- Address
- PO Box 7534
North Augusta, SC 29861
- FRN
- 0006680854
- Last granted
- Aug 22, 1994
- Effective
- Mar 12, 2002
- Last action
- Apr 12, 2002
FCC actions (3)
- Apr 12, 2002 — License canceled LICAN
- Mar 12, 2002 — License modified LIMOD
- Mar 11, 2002 — FCC action LITIN
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen Nov 7, 2004 → Sep 27, 2026 · 141 snapshots · as KE4MHO
Javier A Chang
PO Box 7534
North Augusta, SC 29861
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KE4MHO in the last 24 hours. They show up here within seconds of KE4MHO beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.