🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 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
📻
Also a GMRS licensee
Active until Apr 9, 2034 · same FCC Registration Number (FRN) · GMRS covers the licensee's immediate family
🔒 Not available — currently licensed, through Jun 23, 2036. If it isn't renewed, it opens for vanity requests Jun 24, 2038.
📬 QSL:
LoTW user · last upload Nov 30, 2014
· eQSL AG member
· QRZ · HamQTH
📝
W1CRO has filed vanity applications before — latest filed Jun 2, 2026 ·
what was requested
Currently held by John S Whittum
· 4 holders on record
Current holder: John S Whittum
Held W1CRO Jun 23, 2026 → present
· first licensed Dec 20, 2002 as KC0OSG
· 2 licenses · FRN 0008123176
W1CRO
Active
General · vanity
Jun 23, 2026 → expires Jun 23, 2036
Licensee John S Whittum
Address 426 Walnut Street Fort Morgan, CO 80701
40.2516, -103.8092 (street) · Grid
DN80cg · CQ 4 · ITU 7 ·
map ↗
FRN 0008123176
Previous call KC0OSG (Technician)
Last granted Jun 23, 2026
Effective Jun 23, 2026
Last action Jun 23, 2026
FCC actions (2)
Jun 23, 2026 — Vanity call sign granted VANGRT Jun 23, 2026 — License issued LIISS
KC0OSG
Canceled
General
Dec 20, 2002 → Jun 23, 2026 (canceled)
Licensee John S Whittum
Address 426 Walnut Street Fort Morgan, CO 80701
40.2516, -103.8092 (street) · Grid
DN80cg · CQ 4 · ITU 7 ·
map ↗
FRN 0008123176
Last granted Nov 22, 2022
Effective Nov 22, 2022
Last action Jun 23, 2026
FCC actions (6)
Jun 23, 2026 — License canceled LICAN Nov 22, 2022 — License renewed LIREN Jan 2, 2013 — License renewed LIREN Mar 1, 2007 — License modified LIMOD Jan 3, 2003 — License modified LIMOD Dec 20, 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 27, 2024 → Oct 4, 2026 · 14 snapshots · as KC0OSG
John S Whittum
426 Walnut Street, Fort Morgan, CO 80701
40.2516, -103.8092 (street) · Grid
DN80cg · CQ 4 · ITU 7 ·
map ↗
Seen Nov 7, 2004 → Apr 16, 2022 · 36 snapshots · as KC0OSG
John S Whittum
915 Simpson St, Fort Morgan, CO 80701
40.1250, -103.8176 (ZIP center) · Grid
DN80cd · CQ 4 · ITU 7 ·
map ↗
Previous holder: ARTHUR R WHITTUM
Held W1CRO Aug 29, 2003 → Apr 1, 2026
· first licensed as KX4AW
· 3 licenses · FRN 0003660461
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 KX4AW
ARTHUR R WHITTUM
Seen Nov 7, 2004 → Oct 4, 2026 · 96 snapshots · as KW4AW
ARTHUR R WHITTUM
PO Box 1794 MANASSAS, VA 20108-1794
Previous holder: CHARLES R OGREN JR
Held W1CRO Mar 30, 2001 → Mar 28, 2002
· first licensed Jul 28, 1992 as K1CVH
· 4 licenses · FRN 0003686490
K1CVH
Canceled
Amateur Extra · vanity
Mar 28, 2002 → May 25, 2009 (canceled)
Licensee CHARLES R OGREN JR
Address 51 OAK FOREST DR LITTLE COMPTON, RI 02837
41.5188, -71.1672 (ZIP center) · Grid
FN41jm · CQ 5 · ITU 8 ·
map ↗
FRN 0003686490
Previous call W1CRO (Advanced)
Last granted Mar 28, 2002
Effective Mar 28, 2002
Last action Apr 25, 2011
FCC actions (4)
Apr 25, 2011 — Record corrected COR Apr 25, 2011 — Record corrected COR Mar 28, 2002 — Vanity call sign granted VANGRT Mar 28, 2002 — License issued LIISS
W1CRO
Canceled
Amateur Extra · vanity
Mar 30, 2001 → Mar 28, 2002 (canceled)
Licensee CHARLES R OGREN JR
Address 51 OAK FOREST DR LITTLE COMPTON, RI 02837
41.5188, -71.1672 (ZIP center) · Grid
FN41jm · CQ 5 · ITU 8 ·
map ↗
FRN 0003686490
Previous call N1BO (Advanced)
Last granted Mar 30, 2001
Effective Mar 30, 2001
Last action Aug 19, 2023
FCC actions (2)
Mar 28, 2002 — License canceled LICAN Mar 30, 2001 — License issued LIISS
N1BO
Canceled
Amateur Extra · vanity
Feb 1, 2000 → Mar 30, 2001 (canceled)
Licensee CHARLES R OGREN JR
Address 51 OAK FOREST DR LITTLE COMPTON, RI 02837
41.5188, -71.1672 (ZIP center) · Grid
FN41jm · CQ 5 · ITU 8 ·
map ↗
FRN 0003686490
Previous call K1CVH (Advanced)
Last granted Feb 1, 2000
Effective Feb 1, 2000
Last action Mar 30, 2001
FCC actions (2)
Mar 30, 2001 — License canceled LICAN Feb 1, 2000 — License issued LIISS
K1CVH
Canceled
Amateur Extra
Jul 28, 1992 → Feb 1, 2000 (canceled)
Licensee CHARLES R OGREN JR
Address 51 OAK FOREST DR LITTLE COMPTON, RI 02837
41.5188, -71.1672 (ZIP center) · Grid
FN41jm · CQ 5 · ITU 8 ·
map ↗
FRN 0003686490
Last granted Jul 28, 1992
Effective Jul 28, 1992
Last action Feb 1, 2000
FCC actions (1)
Feb 1, 2000 — License canceled LICAN
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 · 192 snapshots · as K1CVH
CHARLES R OGREN JR
51 OAK FOREST DR, LITTLE COMPTON, RI 02837
41.5188, -71.1672 (ZIP center) · Grid
FN41jm · CQ 5 · ITU 8 ·
map ↗
Previous holder: ARTHUR R WHITTUM
Held W1CRO → Nov 17, 1997
· first licensed as W1CRO
· 1 license · no FRN on file (pre-2001 records)
W1CRO
Canceled
General
→ Nov 17, 1997 (canceled)
Licensee ARTHUR R WHITTUM
Address
Last granted
Effective
Last action Aug 19, 2023
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 W1CRO
ARTHUR R WHITTUM
Vanity applications filed by W1CRO
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 Jun 2, 2026
Granted Jun 23, 2026
0012065900
KC0OSG · John S Whittum
· General
426 Walnut Street, Fort Morgan, CO 80701
40.2516, -103.8092 (street) · Grid
DN80cg · CQ 4 · ITU 7 ·
map ↗
Granted
Filed Jan 25, 2002
Award date was Feb 12, 2002
0000747543
W1CRO · CHARLES R OGREN JR
· Amateur Extra
51 OAK FOREST DR, LITTLE COMPTON, RI 02837
41.5188, -71.1672 (ZIP center) · Grid
FN41jm · CQ 5 · ITU 8 ·
map ↗
Granted
Others requesting W1CRO
3 applications listed W1CRO as a choice, newest first.
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for W1CRO in the last 24 hours. They show up here within seconds of W1CRO beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.
Repeaters within 50 miles
22 repeaters within 50 miles of this address, closest 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 · 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
0.5
W0FT
Fort Morgan EOC W0FT RMHR
448.2000
-5
CC7
DMR
RMHR
—
Fort Morgan, CO
0.5
N0ONL
Fort Morgan N0ONL AllStar
146.9250
-0.6
TONE 100.0
FM (analog)
AllStar 46079 🗓 1 net
1 net
Fort Morgan, CO
18.1
WD0AUN
Woodrow Colorado WD0AUN AllStar
146.9400
-0.6
none
FM (analog)
AllStar 62207
—
Woodrow, Colorado, CO
32.0
KB0VJJ
Akron KB0VJJ
145.4000
-0.6
TONE 88.5
FM (analog)
🗓 1 net
1 net · 18 check-ins · 18 stations
Akron, CO
32.0
W0FT
Akron W0FT RMHAM
448.1750
-5
CC7
DMR
RMHAM
—
Akron, CO
40.9
WA0JTB
Sterling WA0JTB AllStar
145.2950
-0.6
TSQL 100.0
FM (analog)
AllStar 506065
—
Sterling, CO
41.1
KF0MLS
Sterling KF0MLS AllStar
446.1750
simplex
TONE 100.0
FM (analog)
AllStar 614330
—
Sterling, CO
46.8
K0EB
Hudson K0EB AllStar
449.9250
-5
TSQL 114.8
FM (analog)
IRLP 8035 EchoLink 448035 AllStar 59459
—
Hudson, CO
47.3
KC0KWD
Gilcrest KC0KWD
147.0000
+0.6
TSQL 100.0
FM (analog) (C4FM,FM)
🗓 2 nets
2 nets
Gilcrest, CO
47.3
KC0KWD
Gilcrest KC0KWD
448.4750
-5
TSQL 100.0
FM (analog) (C4FM,FM)
🗓 2 nets
2 nets
Gilcrest, CO
47.5
WD0HDR
LaSalle WD0HDR BM
448.9250
-5
TONE 103.5
FM (analog) (C4FM,DMR,FM)
BrandMeister 312380
—
LaSalle, CO
48.0
K0OJ
GREELEY UNC K0OJ
449.7250
-5
TONE 127.3
FM (analog)
—
GREELEY, CO
48.1
W0UPS
Grover W0UPS
449.6000
-5
TSQL 100.0
FM (analog)
—
Grover, CO
48.2
W8XAL
Greeley Dtwn W8XAL
448.7250
-5
TSQL 131.8
FM (analog)
—
Greeley, CO
48.2
W0DMR
Greeley UNC W0DMR WIRES-X
449.7250
-5
TONE 127.3
FM (analog) (FM,C4FM)
WIRES-X 80851
—
Greeley, CO
48.3
WD0HDR
Evans WD0HDR BM
444.0000
+5
CC1
DMR
BrandMeister 311024
—
Evans, Co, CO
48.3
WD0HDR
Evans WD0HDR BM
445.5750
-5
CC2
DMR
BrandMeister 311024
—
Evans, CO
48.4
WD0HDR
Evans WD0HDR WIRES-X
449.7250
-5
DG-ID 00-00
Fusion (C4FM)
WIRES-X 70851
—
Evans, CO
49.9
KB0VGD
Greeley KB0VGD BM
445.1375
-5
CC2
DMR
BrandMeister 310210
—
Greeley, CO
50.0
WD0HDR
Evans WD0HDR BM
438.4500
-5
CC2
DMR
BrandMeister 314499
—
Evans, CO
41.9
W1VAN offline
Fort Collins W1VAN BM
146.2000
-25
CC2
DMR
BrandMeister 312177
—
Fort Collins, CO
46.8
N1UPS offline
Westminster N1UPS IRLP
449.9250
-5
TSQL 114.8
FM (analog)
IRLP 8035
—
Westminster, CO
Data: FCC Universal Licensing System (amateur & GMRS), NetLogger and more · site status
n9tpb.com · 73 de N9TPB