N9TPB
FCC License Search
🕒 FCC license data updated yesterday 6:02 am CDT (FCC files through Oct 2, 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, WIKC9CNB HAM
✅ Available for a vanity request — free since May 14, 2005.
2x3 call: any licensee can request it.
No pending applications list it.
📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH
Not currently held · 1 holder on record · available since May 14, 2005
Previous holder: MATTHEW D SIERP
Held KC9CNB Oct 7, 2002 → May 13, 2003 · first licensed Oct 7, 2002 as KC9CNB · 7 licenses · FRN 0007767593
-
- Licensee
- MATTHEW D SIERP
- Address
- 913 RAMBLIN RD
Greenwood, IN 46142
- FRN
- 0007767593
- Previous call
- AC9JP (General)
- Last granted
- Apr 19, 2024
- Effective
- Apr 19, 2024
- Last action
- Apr 19, 2024
FCC actions (2)
- Apr 19, 2024 — Vanity call sign granted VANGRT
- Apr 19, 2024 — License issued LIISS
-
📦 Moved: Indianapolis, IN → Greenwood, IN
- Licensee
- MATTHEW D SIERP
- Address
- 913 RAMBLIN RD
Greenwood, IN 46142
- FRN
- 0007767593
- Previous call
- AC9JO (General)
- Last granted
- May 17, 2023
- Effective
- May 17, 2023
- Last action
- Apr 19, 2024
FCC actions (6)
- Apr 19, 2024 — License canceled LICAN
- May 17, 2023 — License renewed LIREN
- Jan 24, 2020 — Administrative update LIAUA
- Aug 27, 2016 — Administrative update LIAUA
- Oct 10, 2014 — Systematic call sign granted SYSGRT
- Oct 10, 2014 — License issued LIISS
-
- Licensee
- MATTHEW D SIERP
- Address
- 6630 Latitudes Pl Apt 311
Indianapolis, IN 46237
- FRN
- 0007767593
- Previous call
- AC9DR (General)
- Last granted
- May 14, 2013
- Effective
- Oct 9, 2014
- Last action
- Oct 10, 2014
FCC actions (3)
- Oct 10, 2014 — License canceled LICAN
- Oct 9, 2014 — Systematic call sign granted SYSGRT
- Oct 9, 2014 — License issued LIISS
-
📦 Moved: Avon, IN → Indianapolis, IN
- Licensee
- MATTHEW D SIERP
- Address
- 6630 Latitudes Pl Apt 311
Indianapolis, IN 46237
- FRN
- 0007767593
- Previous call
- AK4OE (General)
- Last granted
- May 14, 2013
- Effective
- Oct 7, 2014
- Last action
- Oct 9, 2014
FCC actions (6)
- Oct 9, 2014 — License canceled LICAN
- Oct 7, 2014 — Administrative update LIAUA
- May 14, 2013 — License renewed LIREN
- Feb 20, 2013 — Administrative update LIAUA
- Dec 4, 2012 — Systematic call sign granted SYSGRT
- Dec 4, 2012 — License issued LIISS
-
📦 Moved: Lake Worth, FL → Avon, IN
- Licensee
- MATTHEW D SIERP
- Address
- 1074 S State Road 267
Avon, IN 46123
- FRN
- 0007767593
- Previous call
- N9ADR (General)
- Last granted
- May 13, 2003
- Effective
- Dec 4, 2012
- Last action
- Dec 4, 2012
FCC actions (5)
- Dec 4, 2012 — License canceled LICAN
- Dec 4, 2012 — Administrative update LIAUA
- May 30, 2012 — Administrative update LIAUA
- Nov 15, 2011 — Systematic call sign granted SYSGRT
- Nov 15, 2011 — License issued LIISS
-
📦 Moved: Greenwood, IN → Lake Worth, FL
- Licensee
- MATTHEW D SIERP
- Address
- 1787 18th Ave N
Lake Worth, FL 33460
- FRN
- 0007767593
- Previous call
- KC9CNB (General)
- Last granted
- May 13, 2003
- Effective
- Aug 1, 2011
- Last action
- Nov 15, 2011
FCC actions (7)
- Nov 15, 2011 — License canceled LICAN
- Aug 1, 2011 — Administrative update LIAUA
- Aug 5, 2008 — Administrative update LIAUA
- Dec 17, 2003 — Administrative update LIAUA
- Jun 23, 2003 — License modified LIMOD
- May 13, 2003 — Vanity call sign granted VANGRT
- May 13, 2003 — License issued LIISS
-
- Licensee
- Matthew D Fox
- Address
- 386 Leisure Ln
Greenwood, IN 46142
- FRN
- 0007767593
- Last granted
- Oct 7, 2002
- Effective
- Mar 20, 2003
- Last action
- May 13, 2003
FCC actions (3)
- May 13, 2003 — License canceled LICAN
- Mar 20, 2003 — License modified LIMOD
- Oct 7, 2002 — License issued LIISS
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen Apr 16, 2022 → Sep 27, 2026 · 23 snapshots · as AC9JP
MATTHEW D SIERP
913 RAMBLIN RD, Greenwood, IN 46142 - Seen Mar 28, 2015 → Sep 27, 2026 · 81 snapshots · as AC9DR
MATTHEW D SIERP
6630 Latitudes Pl Apt 311, Indianapolis, IN 46237 - Seen Feb 18, 2013 → Sep 27, 2026 · 42 snapshots · as AK4OE
MATTHEW D SIERP
1074 S State Road 267, Avon, IN 46123 - Seen May 28, 2012 → Sep 27, 2026 · 44 snapshots · as N9ADR
MATTHEW D SIERP
1787 18th Ave N, Lake Worth, FL 33460 - Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as KC9CNB
Matthew D Fox
386 Leisure Ln, Greenwood, IN 46142 - Seen Nov 4, 2016 → May 6, 2019 · 12 snapshots · as AC9JP
MATTHEW D SIERP
727 Happy Hollow Ct, Greenwood, IN 46142 - Seen Apr 6, 2013 → May 22, 2014 · 5 snapshots · as AC9DR
MATTHEW D SIERP
673 Loon Ln, Greenwood, IN 46143 - Seen Jul 26, 2012 · 1 snapshot · as AK4OE
MATTHEW D SIERP
1420 Augusta Cir Apt 128, Delray Beach, FL 33445 - Seen Oct 17, 2011 → Nov 10, 2011 · 2 snapshots · as N9ADR
MATTHEW D SIERP
3140 BRENTWOOD CIR S DR APT 2C, Indianapolis, IN 46268 - Seen May 27, 2010 · 1 snapshot · as N9ADR
MATTHEW D FOX
8238 Ehlerbrook Rd, Indianapolis, IN 46237 - Seen Nov 7, 2004 · 1 snapshot · as N9ADR
MATTHEW D FOX
7395 N GREENMEADOWS ESTATE, FAIRLAND, IN 46126
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KC9CNB in the last 24 hours. They show up here within seconds of KC9CNB beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.