N9TPB
FCC License Search
🕒 FCC license data updated today 8:30 am CDT (FCC files through Oct 1, 2026) · next update today 9:45 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, WIKC4SFX HAM
✅ Available for a vanity request — free since May 26, 2014.
2x3 call: any licensee can request it.
No pending applications list it.
Not currently held · 1 holder on record · available since May 26, 2014
Previous holder: CHRISTOPHER L COSTINE
Held KC4SFX Mar 29, 2003 → May 25, 2012 · first licensed Mar 29, 2003 as KC4SFX · 3 licenses · FRN 0007976731
-
- Licensee
- CHRISTOPHER L COSTINE
- Address
- 7959 APACHE LN
LAKELAND, FL 33810
- FRN
- 0007976731
- Previous call
- K4CLC (General)
- Last granted
- Nov 2, 2024
- Effective
- Nov 2, 2024
- Last action
- Nov 2, 2024
FCC actions (3)
- Nov 2, 2024 — License renewed LIREN
- Nov 25, 2014 — Vanity call sign granted VANGRT
- Nov 25, 2014 — License issued LIISS
-
- Licensee
- CHRISTOPHER L COSTINE
- Address
- 7959 APACHE LN
LAKELAND, FL 33810
- FRN
- 0007976731
- Previous call
- KC4SFX (General)
- Last granted
- May 25, 2012
- Effective
- Nov 6, 2014
- Last action
- Nov 25, 2014
FCC actions (6)
- Nov 25, 2014 — License canceled LICAN
- Nov 6, 2014 — Administrative update LIAUA
- Nov 5, 2014 — License modified LIMOD
- Oct 4, 2012 — License modified LIMOD
- May 25, 2012 — Vanity call sign granted VANGRT
- May 25, 2012 — License issued LIISS
-
- Licensee
- CHRISTOPHER L COSTINE
- Address
- 7959 APACHE LN
LAKELAND, FL 33809
- FRN
- 0007976731
- Last granted
- Mar 29, 2003
- Effective
- Mar 29, 2003
- Last action
- May 25, 2012
FCC actions (2)
- May 25, 2012 — License canceled LICAN
- Mar 29, 2003 — License renewed LIREN
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KC4SFX in the last 24 hours. They show up here within seconds of KC4SFX beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.