N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 8, 2026) · next update tomorrow 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, WI · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)

K7ABB HAM

General class licensed since 2016 (10 yrs) K7ABB since 2017 · previously KI7DZU Snowflake, AZ Grid DM44xn 17 repeaters within 50 mi

🔒 Not available — currently licensed, through Feb 10, 2027. If it isn't renewed, it opens for vanity requests Feb 11, 2029.

📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH

📝 K7ABB has filed vanity applications before — latest filed Jan 23, 2017 · what was requested

Currently held by Charles R Larson · 3 holders on record

Current holder: Charles R Larson

Held K7ABB Feb 10, 2017 → present · first licensed May 2, 2016 as KI7DZU · 2 licenses · FRN 0025538216

K7ABB Active General · vanity Feb 10, 2017 → expires Feb 10, 2027

Licensee
Charles R Larson

Address
PO Box 1282
Snowflake, AZ 85937
34.5697, -110.0143 (ZIP center) · Grid DM44xn · CQ 3 · ITU 6 · map ↗

FRN
0025538216

Previous call
KI7DZU (Technician)

Last granted
Feb 10, 2017

Effective
Feb 10, 2017

Last action
Feb 10, 2017
FCC actions (2)
- Feb 10, 2017 — Vanity call sign granted VANGRT
- Feb 10, 2017 — License issued LIISS
KI7DZU Canceled General May 2, 2016 → Feb 10, 2017 (canceled)

Licensee
Charles R Larson

Address
PO Box 1282
Snowflake, AZ 85937
34.5697, -110.0143 (ZIP center) · Grid DM44xn · CQ 3 · ITU 6 · map ↗

FRN
0025538216

Last granted
May 2, 2016

Effective
Jun 27, 2016

Last action
Feb 10, 2017
FCC actions (4)
- Feb 10, 2017 — License canceled LICAN
- Jun 27, 2016 — License modified LIMOD
- May 2, 2016 — License issued LIISS
- May 2, 2016 — Systematic call sign granted SYSGRT

Address history

From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Seen Jun 30, 2016 → Oct 4, 2026 · 48 snapshots · as KI7DZU
Charles R Larson
PO Box 1282
Snowflake, AZ 85937
34.5697, -110.0143 (ZIP center) · Grid DM44xn · CQ 3 · ITU 6 · map ↗

Previous holder: Bryce R Alexander

Held K7ABB Sep 20, 2011 → Nov 26, 2013 · first licensed Sep 1, 2011 as KF7RLP · 5 licenses · FRN 0021110614

KU7E Active Amateur Extra · vanity Jun 14, 2016 → expires Jun 14, 2036

Licensee
Bryce R Alexander

Address
Attn: Bryce R Alexander
8042 W Oregon Ave
Glendale, AZ 85303
33.5134, -112.2325 (street) · Grid DM33vm · CQ 3 · ITU 6 · map ↗

FRN
0021110614

Previous call
WX7WX (General)

Last granted
Apr 9, 2026

Effective
Apr 9, 2026

Last action
Apr 9, 2026
FCC actions (3)
- Apr 9, 2026 — License renewed LIREN
- Jun 14, 2016 — Vanity call sign granted VANGRT
- Jun 14, 2016 — License issued LIISS
WX7WX Canceled Amateur Extra · vanity Jun 14, 2014 → Jun 14, 2016 (canceled)

Licensee
Bryce R Alexander

Address
Attn: Bryce R Alexander
8042 W Oregon Ave
Glendale, AZ 85303
33.5134, -112.2325 (street) · Grid DM33vm · CQ 3 · ITU 6 · map ↗

FRN
0021110614

Previous call
AF7EY (General)

Last granted
Jun 14, 2014

Effective
Jun 14, 2014

Last action
Jun 14, 2016
FCC actions (3)
- Jun 14, 2016 — License canceled LICAN
- Jun 14, 2014 — Vanity call sign granted VANGRT
- Jun 14, 2014 — License issued LIISS
AF7EY Canceled Amateur Extra Sep 20, 2011 → Jun 14, 2014 (canceled)

Licensee
Bryce R Alexander

Address
8042 W Oregon Ave
Glendale, AZ 85303
33.5134, -112.2325 (street) · Grid DM33vm · CQ 3 · ITU 6 · map ↗

FRN
0021110614

Previous call
K7ABB (General)

Last granted
Sep 20, 2011

Effective
Nov 26, 2013

Last action
Jun 14, 2014
FCC actions (3)
- Jun 14, 2014 — License canceled LICAN
- Nov 26, 2013 — Systematic call sign granted SYSGRT
- Nov 26, 2013 — License issued LIISS
K7ABB Canceled Amateur Extra · vanity Sep 20, 2011 → Nov 26, 2013 (canceled)

Licensee
Bryce R Alexander

Address
8042 W Oregon Ave
Glendale, AZ 85303
33.5134, -112.2325 (street) · Grid DM33vm · CQ 3 · ITU 6 · map ↗

FRN
0021110614

Previous call
KF7RLP (General)

Last granted
Sep 20, 2011

Effective
Nov 26, 2013

Last action
Nov 26, 2013
FCC actions (4)
- Nov 26, 2013 — License canceled LICAN
- Nov 9, 2011 — License modified LIMOD
- Sep 20, 2011 — Vanity call sign granted VANGRT
- Sep 20, 2011 — License issued LIISS
KF7RLP Canceled Technician Sep 1, 2011 → Sep 20, 2011 (canceled)

Licensee
Bryce R Alexander

Address
8042 W Oregon Ave
Glendale, AZ 85303
33.5134, -112.2325 (street) · Grid DM33vm · CQ 3 · ITU 6 · map ↗

FRN
0021110614

Last granted
Sep 1, 2011

Effective
Sep 1, 2011

Last action
Sep 20, 2011
FCC actions (3)
- Sep 20, 2011 — License canceled LICAN
- Sep 1, 2011 — License issued LIISS
- Sep 1, 2011 — Systematic call sign granted SYSGRT

Address history

From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Seen Oct 17, 2011 → Oct 4, 2026 · 192 snapshots · as KF7RLP
Bryce R Alexander
8042 W Oregon Ave, Glendale, AZ 85303
33.5134, -112.2325 (street) · Grid DM33vm · CQ 3 · ITU 6 · map ↗

Previous holder: ROBERT D GUTHRIE

Held K7ABB Sep 17, 1996 → Sep 17, 2006 · first licensed Sep 24, 1985 as W8LNY · 1 license · no FRN on file (pre-2001 records)
📖 In the printed callbooks since 1958 as K7ABB, before the FCC's online records

K7ABB Expired General · vanity Sep 17, 1996 → Sep 17, 2006 (expired)

Licensee
ROBERT D GUTHRIE

Address
108 WAER LEAF LN
CARY, NC 27511
35.7640, -78.7866 (ZIP center) · Grid FM05os · CQ 5 · ITU 8 · map ↗

Last granted
Nov 14, 1996

Effective
Nov 14, 1996

Last action
Sep 18, 2008
FCC actions (1)
- Sep 18, 2008 — License expired LIEXP

Callbook Records, 1993–2003

From the FCC amateur database as published on the QRZ! callsign CD-ROMs, 1993–2003, before and alongside the FCC's online records (which start in 1999). "Seen" dates are the first and last disc showing that record; the issue date is the FCC's, so it can be a renewal of an even older license.

Seen Apr 4, 1997 → Apr 17, 2003 · 12 discs
K7ABB · General · issued Nov 14, 1996, expires Sep 17, 2006
ROBERT D. GUTHRIE
108 WAER LEAF LN, CARY, NC 27511
Seen Oct 27, 1996 · 1 disc
K7ABB · General · issued Sep 17, 1996, expires Sep 17, 2006 · previously W8LNY
ROBERT D GUTHRIE
45 NH RT 25, MEREDITH, NH 03253
Seen Oct 26, 1995 → Apr 21, 1996 · 2 discs
W8LNY · General · issued Sep 6, 1995, expires Sep 6, 2005
ROBERT D GUTHRIE
45 NH RT 25, MEREDITH, NH 03253
Seen Sep 9, 1993 → May 12, 1995 · 4 discs
W8LNY · General · issued Sep 24, 1985, expires Sep 24, 1995
ROBERT D GUTHRIE
POB 3946, TORRANCE, CA 90510

Address history

From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as K7ABB
ROBERT D GUTHRIE
108 WAER LEAF LN, CARY, NC 27511
35.7640, -78.7866 (ZIP center) · Grid FM05os · CQ 5 · ITU 8 · map ↗

K7ABB in the Printed Callbooks, 1909–1997

From scanned copies of the printed callbooks (government lists from 1913, then the Radio Amateur Callbook to 1997), read by OCR, so names and streets can carry typos. Each line is one or more editions in a row showing the same name at the same address.

1997 · 1 edition
K7ABB · class G
Robert D Guthrie
45 Nh Rt 25, Meredith, NH 03253
1997 p.1465
1969 · 1 edition
K7ABB · class G
R . David G U T H R I E
Uni V Stn-Box 1 0, S E A T T L E
Summer 1969 p.446
1966 · 1 edition
K7ABB
R .
David Guthrie, 4524 I9th N.e. Seattle 5 Wa.sh
Spring 1966 p.408
1963 → 1965 · 2 editions
K7ABB
Ro David Guthrie
4524 19th N.e, Seattle 5 Wash
Summer 1963 p.423, Summer 1965 p.407
1962 · 1 edition
K7ABB
R . David G U T H R I E
1 9 2 3 2 39th South, Seattle Wash
Fall 1962 p.407
1959 → 1961 · 2 editions
K7ABB
R. David Guthrie
19232 39th South, Seattle Wash
Spring 1959 p.351, Spring 1961 p.405
1958 · 1 edition
K7ABB
R. David Guthrie
19232 39th S., Seattle, WA
Summer 1958 p.341

Vanity Applications Filed by K7ABB

Calls this licensee has asked the FCC for, newest first, in their order of preference. The FCC processes applications 18 days after filing; "likely award" is our estimate from every pending application in filing order.

Filed · Award	Applicant	Requested (in order)	Status
Filed Jan 23, 2017 Granted Feb 10, 2017 0007629720	KI7DZU · Charles R Larson · General PO Box 1282 · Snowflake, AZ 85937 34.5697, -110.0143 (ZIP center) · Grid DM44xn · CQ 3 · ITU 6 · map ↗	1.K7ABB ✓ Granted 2.K7DZU Never issued 3.K7CDL Held by RONDALL E SWART until May 15, 2029 4.K7ITA Available 5.K7HUM Held by Richard Gage until Mar 25, 2027 6.K7HUT Held by TONY ZUCCARINO until Mar 30, 2031	Granted got K7ABB

Others Requesting K7ABB

6 applications listed K7ABB as a choice, newest first.

Filed	Award	Applicant	Choice #	K7ABB	Result
Jun 17, 2025	Jul 5, 2025	KK7YSI · ANDREW B BERETS · OLYMPIA, WA	3	Not granted	They got K7FDT (choice 1)
Jan 23, 2017	Feb 10, 2017	KI7DZU · Charles R Larson · Snowflake, AZ	1	Granted	Granted this call
Nov 14, 2016	Dec 2, 2016	KM6GNM · Maheir F Kapadia · Chino Hills, CA	2	Not granted	They got K7AWP (choice 1)
Feb 8, 2016	Feb 26, 2016	KI7ATU · Jonathan A Carlson · Colton, OR	2	Not granted	They got W7JAC (choice 1)
Dec 3, 2015	Dec 21, 2015	KG7ZKW · David A Darsow · Roundup, MT	3	Not granted	They got K7AXT (choice 1)
Sep 1, 2011	Sep 19, 2011	KF7RLP · Bryce R Alexander · Glendale, AZ	1	Granted	Granted this call

📡 On the Air: APRS, Digital & WSPR Spots

No APRS positions, PSK Reporter reports or WSPR spots for K7ABB in the last 24 hours. They show up here within seconds of K7ABB beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.

Repeaters within 50 Miles

17 repeaters within 50 miles of this ZIP code, most active first · sort: closest · most active · map these & export for a radio →

● confirmed on the air · ● probably · ● reported off the air · ● unknown · ◉ this license · ring = 50 miles · center is the ZIP code (approximate) · click a dot for the repeater's page

● confirmed on the air · ● probably · ● reported off the air · no dot = unknown (hover a dot for the evidence)

Miles	Call	Name	Output	Offset	Tone	Mode	Networks	Activity	Location
40.4	K7EAR	Eagar Greens Pk K7EAR	146.7000	-0.6	TONE 141.3	FM (analog)	🗓 1 net	1 net	Eagar, AZ
21.1	W2MRA	Show Low W2MRA BM	446.5750	-5	CC1	DMR	BrandMeister 310979	—	Show Low, AZ
23.2	K7BUM	Concho K7BUM IRLP	146.6600	-0.6	TONE 110.9	FM (analog)	EchoLink 229995 IRLP 3987	—	Concho, AZ
25.5	AD7W	Pinet Porter Mtn AD7W	146.7600	-0.6	TONE 162.2	FM (analog)		—	Pinetop-Lakeside, AZ
25.5	AD7W	Pinet Porter Mtn AD7W Mixed-Mode	449.0500	-5	TSQL 162.2	FM (analog) (DMR,FM)	Mixed-Mode	—	Pinetop-Lakeside, AZ
30.1	AI7WT	Heber AI7WT BM	446.7500	-5	CC1	DMR	BrandMeister 318011401	—	Heber, AZ
32.6	N7QVU Offline	Greer (Green's P N7QVU IRLP	448.3750	-5	TSQL 100.0	FM (analog)	IRLP 7648	—	Greer (Green's Peak), AZ
33.1	W7RIM	Overgaard W7RIM EchoLink	146.8000	-0.6	TONE 162.2	FM (analog)	EchoLink 525081	—	Overgaard, AZ
36.7	KE6GVK Offline	Saint Johns KE6GVK IRLP	223.4200	simplex	TSQL 100.0	FM (analog)	IRLP 3913	—	Saint Johns, AZ
36.7	KE6GVK	SAINT JOHNS KE6GVK AllStar	446.5250	-5	TONE 156.7	FM (analog)	AllStar 40126 AllStar 40125	—	SAINT JOHNS, AZ
40.4	W7EH	Eagar Greens Pk W7EH	145.3100	-0.6	TONE 110.9	FM (analog)		—	Eagar, AZ
40.4	W7ARA	McNary Greens Pk W7ARA	146.7200	-0.6	TONE 162.2	FM (analog)		—	McNary, AZ
40.4	W7ARA	McNary Greens Pk W7ARA	448.3750	-5	TONE 100.0	FM (analog)		—	McNary, AZ
40.4	N7OEI	Eagar Greens Pk N7OEI BM	448.8500	-5	CC1	DMR	BrandMeister 310428	—	Eagar, AZ
47.5	W7NAZ	Payson Forest W7NAZ	447.4750	-5	TONE 88.5	FM (analog)		—	Payson, AZ
47.5	KC7MAD	Forest Lakes KC7MAD	147.0600	+0.6	none	FM (analog)		—	Forest Lakes, AZ
49.6	WR7GC	Payson Mt Ord WR7GC	146.9600	-0.6	TONE 141.3	FM (analog)		—	Payson, AZ