N9TPB FCC License Search
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

Benjamin Welch

FRN 0022276380 · first licensed Dec 17, 2012 as KB3ZQD · 2 licenses on record

Complete licensing history

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

Repeaters within 50 miles

155 repeaters within 50 miles of this address, closest first · map these & export for a radio →

MilesCallOutputOffsetToneModeNetworksLocation
1.9 KB3HGW 448.8000 -5 CC1 DMR BrandMeister 321114701 Jessup, MD
2.6 KA3LAO 442.7125 +5 CC1 DMR Interstate-2-Network Jessup, MD
2.7 WA3DZD 146.7600 -0.6 TSQL 107.2 FM (analog) Jessup, MD
4.7 KG1JAG 446.5000 -5 CC1 DMR BrandMeister 321925001 Town, L0C4T0R, MD
5.5 WA3KOK 446.5000 simplex TSQL 100.0 FM (analog) IRLP 4332 Laurel, MD
5.9 KC3OQK 439.0000 -5 CC1 DMR BrandMeister 3159601 Ellicott City, MD
5.9 KC3OQK 449.0000 -5 CC1 DMR BrandMeister 315960101 Ellicott City, MD
6.9 W3SQN 442.9000 +5 CC1 DMR BrandMeister 312418 Laurel, MD
10.5 W3CPO 448.5000 -5 CC1 DMR BrandMeister 312442201 Glen Burnie, MD
11.2 KD3CXK 439.0650 -1 CC1 DMR BrandMeister 3223379 Brooklyn, MD
11.3 KB3IAI 439.9000 in 438.2000 CC1 DMR BrandMeister 3172111 Gambrills, MD
11.4 KY3O 438.4500 -5 CC1 DMR BrandMeister 318573701 Calverton, MD
11.8 KA2JAI 146.8050 -0.6 TSQL 107.2 FM (analog) EchoLink 🗓 1 net Millersville, MD
12.1 N3SCP 447.5500 -5 DG-ID 00-00 Fusion (C4FM) WIRES-X 18557 Gambrills, MD
12.7 W3GMR 146.8800 -0.6 TSQL 77.0 FM (analog) Greenbelt, MD
12.7 K3VOA 147.0450 +0.6 TONE 77.0 FM (analog) AllStar 23918 Silver Spring, MD
12.7 K3VOA 447.5750 -5 TONE 77.0 FM (analog) AllStar 23919 Silver Spring, MD
13.0 N3CDY 927.0625 -25 CC1 DMR Interstate Baltimore, MD
14.4 K3UCB 442.9000 +5 CC1 DMR Interstate-Network Olney, MD
14.5 KR3LC 433.4500 in 446.4500 CC1 DMR BrandMeister 312414103 Pasadena, MD
15.2 K3CUJ 147.3900 +0.6 TSQL 156.7 FM (analog) (FM,C4FM) Cooksville, MD
15.4 W3MFP 442.8875 +5 CC5 DMR BrandMeister 312428101 Wheaton, MD
15.6 K3PZN 147.2850 +0.6 TSQL 107.2 FM (analog) 🗓 1 net Sykesville, MD
15.7 W3VPR 147.0750 +0.6 TSQL 107.2 FM (analog) 🗓 3 nets Crownsville, MD
15.8 N3EJT 147.1950 +0.6 CC1 DMR Not-Linked Owings Mills, MD
15.8 N3CDY 449.0750 -5 CC1 DMR Interstate Owings Mills, MD
16.0 W3KIT 438.2875 simplex TONE 203.5 FM (analog) AllStar 547612 AllStar 547619 SHARI-UHF Maryland, MD
17.6 K3OCM 443.8500 +5 CC6 DMR K4USD-Net Towson, MD
17.6 WR3IRS 441.4000 +5 CC1 DMR Interstate Towson, MD
17.6 K3GMR 146.6100 -0.6 TSQL 77.0 FM (analog) Bladensburg, MD
18.1 KC3FCQ 442.8750 +5 CC1 DMR BrandMeister 312411801 Arnold, MD
18.4 W3FT 146.6700 -0.6 TSQL 107.2 FM (analog) Towson, MD
18.4 KB3CMA 442.3000 +5 TSQL 107.2 FM (analog) (FM,C4FM) Annapolis, MD
18.6 WA3RF 441.0000 +5 TONE 173.8 FM (analog) AllStar 57512 Cheverly, MD
19.5 N3SBP 223.8000 -1.6 CC1 DMR BrandMeister 312410402 BrandMeister 314562 Parkville, MD
19.9 KB3CMA 441.8375 +5 CC1 DMR Interstate-3 Annapolis, MD
20.1 KV3B 146.9550 -0.6 none FM (analog) Rockville, MD
20.2 W3VPR 444.4000 +5 TSQL 107.2 FM (analog) 🗓 3 nets Davidsonville, MD
20.2 W3VPR 147.1050 +0.6 TSQL 107.2 FM (analog) 🗓 3 nets Davidsonville, MD
20.2 N3JFW 442.4875 +5 CC1 DMR K4USD-Net rockville, MD
20.8 NC3M 445.9750 simplex TONE 100.0 FM (analog) AllStar 47835 Rockville, MD
20.8 KV3B 442.7500 +5 TSQL 156.7 FM (analog) Rockville, MD
20.9 N3BBF 442.9000 +5 CC1 DMR BrandMeister 314963 Potomac, MD
21.0 W3WDC 443.0125 +5 CC4 DMR BrandMeister 312819502 Washington, DC
21.3 KA3LAO 441.8875 +5 CC1 DMR Interstate-Network Gaithersburg, MD
21.5 W4ATN 443.7875 +5 CC3 DMR DMR-MARC Annapolis, MD
22.0 WB3FFV 438.0150 -5 CC1 DMR BrandMeister 322199401 Middle River, MD FM1, MD
22.0 WA3KOK 449.9750 -5 TSQL 107.2 FM (analog) IRLP 4000 Washington, DC
22.1 KB3LYL 442.2125 +5 CC1 DMR K4USD-Net Damascus, MD
22.3 N3HAZ 439.5500 in 433.5500 CC1 DMR BrandMeister 3197367 Annapolis, MD
22.5 W3AGB 444.1625 +5 CC1 DMR DMRVA Washington, DC
22.5 W3AGB 147.3600 +0.6 CC1 DMR K4USD Washington, DC
22.5 K3LPV 449.9000 -5 CC1 DMR BrandMeister 310588 Essex, MD
22.5 K3LPV 449.2000 simplex CC? DMR Essex, MD
22.6 K3HP 145.2500 -0.6 TONE 146.2 FM (analog) AllStar 29523 Damascus, MD
22.6 W3DAK 447.3750 -5 CC1 DMR BrandMeister 312299 Middle River, MD
22.6 N3EMC 927.7000 -25 CC2 DMR TGIF AllStar 67341 Middle River, MD
22.6 K3WS 443.3750 -5 TONE 123.0 FM (analog) AllStar 27701 Washington, DC
22.6 K3WS 447.3750 -5 TONE 123.0 FM (analog) AllStar 27701 Washington, DC
24.1 KV3B 53.2700 -0.6 TSQL 156.7 FM (analog) Germantown, MD
24.1 KV3B 444.2000 +5 none D-STAR Germantown, MD
24.1 N3BBF 447.8750 -5 CC1 DMR BrandMeister 314982 Potomac, MD
25.4 N3LHD 444.6500 +5 CC6 DMR Interstate-c-Bridge-1 Upper Marlboro, MD
26.0 N8HM 438.4500 -5 CC1 DMR BrandMeister 311101701 Arlington, VA
26.3 W4WVP 145.4700 -0.6 TSQL 107.2 FM (analog) Arlington, VA
28.4 K0BMM 447.3125 -5 CC1 DMR BrandMeister 322315305 Arlington, VA
28.4 K4HTA 146.6850 -0.6 TONE 110.9 FM (analog) AllStar 52093 EchoLink 🗓 1 net Tysons Corner, VA
28.6 K3PZN 449.8750 -5 TSQL 127.3 FM (analog) (FM,C4FM) 🗓 1 net Westminster, MD
28.7 K3PZN 145.4100 -0.6 TSQL 114.8 FM (analog) 🗓 1 net Westminster, MD
29.3 N3JLT 443.1000 +5 CC1 DMR Interstate Alexandria, VA
29.4 W4HFH 442.4125 +5 CC1 DMR DMRVA Alexandria, VA
29.6 K4US 146.6550 -0.6 TSQL 141.3 FM (analog) (FM,C4FM) Alexandria, VA
29.7 W9DSG 448.0625 -5 CC1 DMR BrandMeister 3223922 Falls Church, VA
29.7 K4SVT 441.9000 +5 CC1 DMR BrandMeister 311287801 Forest, VA
29.7 N6PPP 445.0000 -5 CC1 DMR BrandMeister 3110809 Town, L0C4T0R, MD
29.8 W3GAB 433.8000 +5 CC1 DMR BrandMeister 321788101 Stevensville, MD
30.1 W4HFH 147.3150 +0.6 TSQL 107.2 FM (analog) Alexandria, VA
30.2 W4HFH 442.0600 +5 none D-STAR Alexandria, VA
30.3 W4HFH 444.6000 +5 TSQL 107.2 FM (analog) Alexandria, VA
30.8 W3SMR 147.1500 +0.6 TSQL 114.8 FM (analog) Brandywine, VA
31.0 N3CNJ 145.2700 -0.6 CC1 DMR TGIF BM-S2 Fallston, MD
31.2 KN4EAR 430.8000 in 445.8000 CC1 DMR BrandMeister 3100457 Reston, VA
31.5 N3QEM 442.9000 +5 CC1 DMR Interstate AWSVirginia Vienna, VA
31.5 N3QEM 145.1763 -0.6 CC13 DMR Interstate Vienna, VA
31.6 N3QEM 927.6750 -25 CC1 DMR Interstate Vienna, VA
31.6 N9KET 445.8000 -5 CC1 DMR BrandMeister 316759602 BrandMeister 316759603 BrandMeister 316759605 BrandMeister 316759606 BrandMeister 316759608 BrandMeister 316759609 BrandMeister 316759611 BrandMeister 316759612 BrandMeister 316759614 BrandMeister 316759615 BrandMeister 316759617 BrandMeister 316759618 BrandMeister 316759620 BrandMeister 316759623 Vienna, VA
32.5 N4FSC 145.3100 -0.6 TSQL 77.0 FM (analog) Ashburn, VA
32.6 N3VSI 442.9000 +5 TONE 127.3 FM (analog) AllStar 28094 AllStar 497352 Larry - Edgewood, MD
33.5 WN3S 439.0000 -5 CC1 DMR BrandMeister 3197267 Bel Air, MD
34.2 K2EJ 449.3750 -5 TSQL 107.2 FM (analog) (DMR,FM) IRLP 4986 BrandMeister 312692 AllStar 51587 Abingdon, MD
34.2 K2EJ 439.9750 simplex TONE 107.2 FM (analog) AllStar 51587 AllStar 515883 Abingdon, MD
34.2 K2EJ 224.2200 -1.6 TONE 110.9 FM (analog) AllStar 51537 Abingdon, MD
34.2 K2EJ 223.4200 simplex TONE 110.9 FM (analog) AllStar 51537 Abingdon, MD
34.7 N3QEM 442.8750 +5 CC1 DMR AWSVirginia Sterling, VA
34.7 N4CV 443.0875 +5 CC1 DMR AWSVirginia Herndon, VA
34.7 N3OCQ 447.3500 -5 CC1 DMR BrandMeister 314789 🗓 1 net Herndon, VA
34.7 N3QEM 442.4375 +5 CC1 DMR Interstate Herndon, VA
34.7 N3QEM 927.6625 -25 CC1 DMR Interstate Herndon, VA
34.7 N3QEM 145.1637 -0.6 CC13 DMR Interstate Herndon, VA
34.9 N3LHD 442.4625 +5 CC1 DMR Interstate-c-Bridge-1 Brandywine, MD
36.5 WG3K 444.3500 +5 CC1 DMR BrandMeister 312393 Chesapeake Beach, MD
36.9 K4VSS 438.4500 -5 CC1 DMR BrandMeister 322675501 Rising Sun, PA
37.1 WB6EFW 442.1375 +5 CC1 DMR BrandMeister 315107 Ashburn, VA
37.2 W3FDK 146.7300 -0.6 TONE 141.3 FM (analog) 🗓 2 nets Frederick, MD
37.3 K4XY 448.3750 -5 none FM (analog) AllStar 59777 Fair Oaks, VA
37.5 KN4ANG 448.3000 simplex TSQL 110.9 FM (analog) IRLP 4048 Burke, VA
37.5 N3KZS 146.8950 -0.6 TSQL 107.2 FM (analog) IRLP 7070 Manchester, MD
37.6 KO4NCX 447.6750 -5 CC1 DMR BrandMeister 312899 Ashburn, VA
38.6 K3ARS 442.7375 +5 CC1 DMR BrandMeister 312414 Worton, MD
38.6 K3ARS 447.7375 -5 CC1 DMR BrandMeister 312414 Worton, MD
38.9 K4IAD 147.3300 +0.6 TSQL 203.5 FM (analog) Dulles, VA
38.9 N3YMS 441.6625 +5 CC1 DMR Interstate Chestertown, MD
39.0 WB6EFW 434.0000 +5 CC1 DMR BrandMeister 315103901 Ashburn, VA
40.0 KD4RTH 443.1500 +5 CC1 DMR BrandMeister 310763 Chantilly, VA
40.0 N3OCQ 443.3500 +5 CC1 DMR BrandMeister 314601 🗓 1 net Chantilly, VA
40.2 KC3SNV 438.0125 -5 CC1 DMR BrandMeister 318357102 Frederick, MD
40.6 N3BNO 442.6500 +5 CC1 DMR BrandMeister 3216998 Aberdeen, MD
41.0 K3AE 146.7000 -0.6 TSQL 114.8 FM (analog) Shrewsbury, PA
41.0 N3EV 145.1700 -0.6 CC1 DMR BrandMeister 311789 Leesburg, VA
41.0 N3EV 442.9000 +5 CC1 DMR BrandMeister 311790 Leesburg, VA
41.0 N3EV 447.8750 -5 CC1 DMR BrandMeister 311791 Leesburg, VA
41.0 N3EV 447.8250 -5 CC1 DMR BrandMeister 311792 Leesburg, VA
41.0 N3EV 447.7250 -5 CC1 DMR BrandMeister 311793 Leesburg, VA
41.0 WR3D 443.9000 +5 CC1 DMR OpenDMR Leesburg, VA
41.2 K3AE 449.7250 -5 CC1 DMR K4USD Shrewsbury, PA
43.1 K3DO 441.9625 +5 CC1 DMR BrandMeister 312413 Frederick, MD
43.1 K3DO 447.8750 -5 CC1 DMR BrandMeister 312413 Frederick, MD
44.8 KK4QGD 425.5000 +5 CC1 DMR BrandMeister 313135 Manassas Park, VA
45.3 N3CNJ 147.1650 +0.6 CC1 DMR TGIF Delta, PA
45.6 N3PPH 441.3875 +5 CC1 DMR Interstate-3 Prince Frederick, MD
46.3 NQ4T 223.4000 simplex TONE 100.0 FM (analog) AllStar 594081 Manassas, VA
46.3 NQ4T 439.8000 simplex TONE 100.0 FM (analog) AllStar 59408 AllStar 594080 Manassas, VA
46.9 W4OVH
Listed as W4OVH/R
 224.6600 -1.6 TONE 100.0 FM (analog) AllStar 47551 Manassas, VA
47.5 KB3VVB 445.2312 +0.6001 CC1 DMR Interstate-2 Hanover Pa Pigeon Hills, PA
48.1 KD3SU 146.5350 simplex TSQL 88.5 FM (analog) IRLP 8841 Boonsboro, MD
48.8 KD3SU 442.9500 +5 TONE 94.8 FM (analog) AllStar 27299 Boonsboro, MD
48.8 KD3SU 146.7750 -0.6 TONE 114.8 FM (analog) AllStar 27299 Boonsboro, MD
48.9 WR3IRS 443.6500 +5 CC1 DMR Interstate Havre de Grace, MD
49.3 K3OCM 443.1875 +5 CC6 DMR K4USD-Net Charlotte Hall, MD
49.7 W4BRM
Listed as W4BRM/R
 448.2250 -5 TONE 77.0 FM (analog) AllStar 27021 Haymarket, VA
3.2 W3LRC offline 447.8500 -5 CC1 DMR BrandMeister 314342 Jessup, MD
5.4 WA3KOK offline 144.9700 simplex TSQL 107.2 FM (analog) IRLP 4542 Clarksville, MD
5.4 WA3KOK offline 144.4400 simplex none FM (analog) IRLP 4173 Laurel, MD
10.3 KP4IP offline 442.4000 +5 CC1 DMR BrandMeister 310148 Millersville, MD
14.2 N3HF offline 443.4500 +5 TSQL 156.7 FM (analog) IRLP 4712 Silver Spring, MD
16.3 K3BAY offline 145.5400 simplex TSQL 107.2 FM (analog) IRLP 4717 Pasadena, MD
17.0 N2MCS offline 442.9000 +5 CC? DMR Baltimore, MD
17.6 N3TUK offline 443.6625 +5 CC1 DMR BrandMeister 313057 Hyattsville, MD
23.2 W3DAK offline 145.1700 -0.6 CC1 DMR BrandMeister 312377 Middle River, MD
32.6 N3VSI offline 146.5600 simplex TSQL 127.3 FM (analog) IRLP 8277 AllStar 29916 Edgewood, MD
36.0 N3QEM offline 442.9125 -5 CC? DMR Fairfax, VA
38.3 KO3L offline 147.1200 +0.6 CC1 DMR BrandMeister 311985 Belair, MD
48.0 KB3SNM offline 147.5400 simplex TSQL 88.5 FM (analog) IRLP 4014 Spring Grove, PA
48.9 KD3SU offline 147.4400 simplex TSQL 79.7 FM (analog) IRLP 8562 Boonsboro, MD
49.7 W4BRM offline 448.3250 -5 CC6 DMR BrandMeister 315148 Haymarket, VA

Vanity applications

Filed · AwardApplicantRequested (in order)Status
Filed Jul 7, 2026
Granted Jul 25, 2026
0012085392
 KB3ZQD · Benjamin Welch · Amateur Extra
6940 Columbia Gateway Drive Suite 110, COLUMBIA, MD 21046
39.1823, -76.7999 (street) · Grid FM19oe · CQ 5 · ITU 8 · map ↗
2.KJ3LLY ✓ granted
3.N3JEL available
5.KJ3LR available
 Granted
got KJ3LLY