N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 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, WI

David P Throop Sr

FRN 0004411252 · first licensed Jun 29, 1993 as KD6NSJ · 2 licenses on record

📝 FCC applications (4)

Received	File number	Service	Purpose	Status	Call
Oct 21, 2004	0001909374	HAM	Modification	Granted	W4CFS
Jul 24, 2003	0001393466	HAM	Modification	Granted	W4CFS
Jun 9, 2003	0001340410	HAM	Modification	Granted	KD6NSJ
Aug 9, 2002	0001002200	HAM	Renewal + modification	Dismissed	KD6NSJ

Complete licensing history

W4CFS Expired Amateur Extra · vanity Jun 27, 2003 → Jun 27, 2013 (expired)

Licensee
David P Throop Sr

Address
1726 Blue Oak Dr
Corpus Christi, TX 78418
27.3891, -97.3291 (ZIP center) · Grid EL17ij · CQ 4 · ITU 7 · map ↗

FRN
0004411252

Previous call
KD6NSJ (General)

Last granted
Jun 27, 2003

Effective
Oct 21, 2004

Last action
Jun 30, 2015
FCC actions (5)
- Jun 30, 2015 — License expired LIEXP
- Oct 21, 2004 — License modified LIMOD
- Jul 24, 2003 — License modified LIMOD
- Jun 27, 2003 — Vanity call sign granted VANGRT
- Jun 27, 2003 — License issued LIISS
KD6NSJ Canceled Technician Jun 29, 1993 → Jun 27, 2003 (canceled)

Licensee
DAVID P THROOP SR

Address
1726 BLUE OAK DR
CORPUS CHRISTI, TX 78418
27.3891, -97.3291 (ZIP center) · Grid EL17ij · CQ 4 · ITU 7 · map ↗

FRN
0004411252

Last granted
Jun 29, 1993

Effective
Jun 29, 1993

Last action
Jun 27, 2003
FCC actions (1)
- Jun 27, 2003 — 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 · 96 snapshots · as KD6NSJ
DAVID P THROOP SR
1726 BLUE OAK DR, CORPUS CHRISTI, TX 78418
27.3891, -97.3291 (ZIP center) · Grid EL17ij · CQ 4 · ITU 7 · map ↗

Repeaters within 50 miles

21 repeaters within 50 miles of this ZIP code, 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 · 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
16.1	K5ENT	Corpus Christi K5ENT WIRES-X	442.5750	+5	TSQL 100.0	FM (analog) (C4FM,FM)	WIRES-X 93666	—	Corpus Christi, TX
23.3	W5QLD	Corpus Christi W5QLD AllStar	441.3500	+5	TONE 103.5	FM (analog) (DMR,FM)	AllStar 283860 AllStar 28386 BrandMeister 311020	—	Corpus Christi, TX
23.8	N5CRP	Corpus Christi N5CRP	146.8800	-0.6	TSQL 107.2	FM (analog) (FM,C4FM)		—	Corpus Christi, TX
23.8	N5CRP	Corpus Christi N5CRP AllStar	442.2500	+5	TSQL 107.2	FM (analog)	AllStar 55093 AllStar 614702	—	Corpus Christi, TX
24.0	KG5DHL	Corpus Christi KG5DHL	444.1000	+5	TSQL 107.2	FM (analog)		—	Corpus Christi, TX
25.2	AD5CA	Corpus Christi AD5CA CBridge-2.	441.6000	+5	CC1	DMR	CBridge-2.0 BrandMeister C-Bridge 🗓 2 nets	2 nets · 17 check-ins · 14 stations	Corpus Christi, TX
27.3	N5CRP	Corpus Christi N5CRP	146.8200	-0.6	TONE 107.2	FM (analog)		—	Corpus Christi, TX
28.4	N5CRP	Corpus Christi N5CRP	147.1000	+0.6	TONE 107.2	FM (analog)		—	Corpus Christi, TX
28.7	KC5HWB	Corpus Christi KC5HWB	443.1250	+5	CC9	DMR		—	Corpus Christi, TX
28.7	WA2MCT	Corpus Christi WA2MCT	443.7000	+5	TONE 156.7	FM (analog)		—	Corpus Christi, TX
28.7	WA5MPA	Corpus Christi WA5MPA	443.9500	+5	none	FM (analog)		—	Corpus Christi, TX
28.7	WD5FJX	Corpus Christi WD5FJX	444.3500	+5	none	FM (analog)		—	Corpus Christi, TX
29.6	W5LEX	Corp USS Lexingt W5LEX IRLP	444.8500	+5	TSQL 103.5	FM (analog)	EchoLink 907637 IRLP 4216	—	Corpus Christi, TX
31.7	KC5HWB	Violet KC5HWB CBridge-2	444.6000	+5	CC9	DMR	CBridge-2.0	—	Violet, TX
34.5	W5ICC	Ingleside W5ICC	147.2200	+0.6	TONE 173.8	FM (analog)		—	Ingleside, TX
34.5	W5ICC	Ingleside W5ICC	444.9000	+5	TONE 151.4	FM (analog) (DV,FM)		—	Ingleside, TX
36.3	KF5NJQ	Portland KF5NJQ	147.3400	+0.6	TSQL 107.2	FM (analog)		—	Portland, TX
41.0	K5YZZ	Taft K5YZZ	444.8000	+5	none	FM (analog)		—	Taft, TX
4.4	K1IMD offline	No Padre Island K1IMD IRLP	146.5500	simplex	TSQL 100.0	FM (analog)	IRLP 4689	—	No Padre Island, TX
22.7	W0IT offline	Corpus W0IT IRLP	446.0250	simplex	TSQL 107.2	FM (analog)	IRLP 3567	—	Corpus, TX
34.9	N5MXI offline	Corpus Christi [ N5MXI IRLP	446.9000	simplex	TSQL 100.0	FM (analog)	IRLP 7983	—	Corpus Christi [Nano-Node], TX

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Jun 9, 2003 Award date was Jun 27, 2003 0001340410	KD6NSJ · DAVID P THROOP SR · Technician 1726 BLUE OAK DR, CORPUS CHRISTI, TX 78418 27.3891, -97.3291 (ZIP center) · Grid EL17ij · CQ 4 · ITU 7 · map ↗	1.W4CFS held	Granted
Filed Aug 9, 2002 Award date was Aug 27, 2002 0001002200	KD6NSJ · DAVID P THROOP SR · Technician 1726 BLUE OAK DR, CORPUS CHRISTI, TX 78418 27.3891, -97.3291 (ZIP center) · Grid EL17ij · CQ 4 · ITU 7 · map ↗	1.W4CFS held	Dismissed