N9TPB
FCC License Search
🕒 FCC license data updated today 6:02 am CDT (FCC files through Oct 2, 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, WIN3CAL HAM 📻 GMRS
Amateur Extra class
licensed since 1994 (32 yrs)
N3CAL since 2001 · previously KD4QBU
Lexington Park, MD
grid FM18sf
LoTW user
eQSL AG
GMRS WRMJ802
64 repeaters within 50 mi
🔒 Not available — currently licensed, through Oct 5, 2031. If it isn't renewed, it opens for vanity requests Oct 6, 2033.
📬 QSL: LoTW user · last upload Apr 24, 2026 · eQSL AG member · QRZ · HamQTH
📝 N3CAL has filed vanity applications before — latest filed Sep 17, 2001 · what was requested
Currently held by Calvin J Spreitzer · 1 holder on record
Current holder: Calvin J Spreitzer
Held N3CAL Oct 5, 2001 → present · first licensed Sep 16, 1994 as KD4QBU · 2 licenses · FRN 0005279815
-
📦 Moved: Great Mills, MD → Lexington Park, MD
- Licensee
- Calvin J Spreitzer
- Address
- 20895 Mauvy Moss Place
Lexington Park, MD 20653
- FRN
- 0005279815
- Previous call
- KD4QBU (General)
- Last granted
- Jul 9, 2021
- Effective
- Jul 9, 2021
- Last action
- Jul 9, 2021
FCC actions (7)
- Jul 9, 2021 — License renewed LIREN
- Jul 8, 2011 — License renewed LIREN
- Jul 16, 2005 — Administrative update LIAUA
- Mar 18, 2002 — License modified LIMOD
- Nov 19, 2001 — License modified LIMOD
- Oct 5, 2001 — Vanity call sign granted VANGRT
- Oct 5, 2001 — License issued LIISS
-
- Licensee
- CALVIN J SPREITZER
- Address
- 45870 Hwy to Heaven Lane
Great Mills, MD 20634
- FRN
- 0005279815
- Last granted
- Sep 16, 1994
- Effective
- Sep 11, 2001
- Last action
- Oct 5, 2001
FCC actions (2)
- Oct 5, 2001 — License canceled LICAN
- Sep 11, 2001 — Administrative update LIAUA
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen May 27, 2010 → Sep 27, 2026 · 46 snapshots · as N3CAL
Calvin J Spreitzer
20895 Mauvy Moss Place, Lexington Park, MD 20653 - Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as KD4QBU
CALVIN J SPREITZER
45870 Hwy to Heaven Lane, Great Mills, MD 20634 - Seen Nov 7, 2004 · 1 snapshot · as N3CAL
Calvin J Spreitzer
45870 Highway to Heaven Ln, Great Mills, MD 20634
Vanity applications filed by N3CAL
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 Sep 17, 2001
Granted Jul 9, 2021
0000594434 |
KD4QBU · CALVIN J SPREITZER
· Technician
45870 Hwy to Heaven Lane, Great Mills, MD 20634
|
Granted
got N3CAL
|
Others requesting N3CAL
1 application listed N3CAL as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Sep 17, 2001 | Oct 5, 2001 | KD4QBU · CALVIN J SPREITZER · Great Mills, MD | 1 | Granted |
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for N3CAL in the last 24 hours. They show up here within seconds of N3CAL beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.
📡 GMRS repeater owned
| Channel | Output | Tone in | Owner | Location | Access | Status |
|---|---|---|---|---|---|---|
| RP17 | 462.600 | 141.3 | WRMJ802 | Lexington Park, MD | Open | On the air |
📻 GMRS repeaters within 50 miles
5 on the air or of unknown status, closest first · map these & export for a GMRS radio →
| Miles | Channel | Output | Tone in | Owner | Location | Access | Status |
|---|---|---|---|---|---|---|---|
| 3 | RP17 | 462.600 | 141.3 | WRMJ802 | Lexington Park, MD | Open | On the air |
| 22 | RP19 | 462.650 | 110.9 | WRQV640 | Prince Frederick, MD · State Highway Admin Tower | Open | On the air |
| 37 | RP22 | 462.725 | 141.3 | WSKD955 | Waldorf, MD · Route 301 And Route 5 Split | Open | On the air |
| 49 | RP18 | 462.625 | 88.5 | WQMM856 | Largo, MD | Open | On the air |
| 50 | RP16 | 462.575 | 136.5 | WRDF311 | Alexandria, VA · Mount Vernon, VA | Open | On the air |
Repeaters within 50 miles
64 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 |
|---|---|---|---|---|---|---|---|---|---|
| 3.4 | K3HKI | Lexington Park K3HKI |
146.6400 | -0.6 | TSQL 146.2 | FM (analog) | 🗓 3 nets | 3 nets · 99 check-ins · 44 stations | Lexington Park, MD |
| 3.5 | W1JD | Mechanicsville W1JD BM |
439.8750 | -5 | CC8 | DMR | BrandMeister 3124132 | — | Mechanicsville, MD |
| 4.8 | KB2SKP | Lexington Park KB2SKP WIRES-X |
445.2500 | -5 | DG-ID 00-00 | Fusion (C4FM) | WIRES-X 74906 | — | Lexington Park, MD |
| 7.3 | K3GGM | Hollywood K3GGM BM |
446.5000 | -5 | CC1 | DMR | BrandMeister 3211901 | — | Hollywood, MD |
| 9.4 | KC3FOQ | Leonardtown Fair KC3FOQ |
147.3900 | +0.6 | TONE 146.2 | FM (analog) (FM,C4FM) | — | Leonardtown, MD | |
| 9.4 | KC3FOQ | Leonardtown Fair KC3FOQ |
443.3000 | +5 | TONE 123.0 | FM (analog) (FM,C4FM) | — | Leonardtown, MD | |
| 9.7 | K3CAL | Lusby Appeal K3CAL EchoLink |
444.9500 | +5 | TSQL 156.7 | FM (analog) (FM,C4FM) | EchoLink 389207 🗓 1 net | 1 net | Lusby, MD |
| 10.6 | N3PPH | Hollywood Fire N3PPH |
145.3500 | -0.6 | TONE 156.7 | FM (analog) | — | Hollywood, MD | |
| 11.0 | W3BPT | Hollywood W3BPT Interstate |
146.8500 | -0.6 | CC1 | DMR | Interstate-3 | — | Hollywood, MD |
| 12.5 | KB2SKP | Lexington Park KB2SKP BM |
446.0125 | in 433.0125 | CC1 | DMR | BrandMeister 314491901 | — | Lexington Park, MD |
| 15.1 | N3PPH | Mechanicsville N3PPH Interstate |
441.7875 | +5 | CC1 | DMR | Interstate-2 | — | Mechanicsville, MD |
| 17.9 | K6XH | Callao K6XH BM |
443.0875 | +5 | CC1 | DMR | BrandMeister 314364 | — | Callao, VA |
| 20.7 | N3KUN | Chaptico N3KUN |
145.2500 | -0.6 | TONE 110.9 | FM (analog) | — | Chaptico, MD | |
| 21.7 | N3PX | Mechanicsville N3PX |
147.1950 | +0.6 | TSQL 156.7 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 12 stations | Mechanicsville, MD |
| 21.9 | N3PPH | Prince Frederick N3PPH Interstate |
441.3875 | +5 | CC1 | DMR | Interstate-3 | — | Prince Frederick, MD |
| 22.0 | W3SMD | Barstow W3SMD AllStar |
223.9000 | -1.6 | TONE 186.2 | FM (analog) | AllStar 513100 | — | Barstow, MD |
| 22.0 | N3FI | Barstow N3FI |
443.7000 | +5 | TSQL 179.9 | FM (analog) (FM,C4FM) | — | Barstow, MD | |
| 22.6 | W4NNK | Heathsville W4NNK |
147.3300 | +0.6 | TONE 100.0 | FM (analog) | — | Heathsville, VA | |
| 23.7 | W3PQS | Prince Frederick W3PQS |
53.1700 | -1 | TSQL 100.0 | FM (analog) | — | Prince Frederick, MD | |
| 24.5 | K3OCM | Charlotte Hall K3OCM K4USD-Net |
443.1875 | +5 | CC6 | DMR | K4USD-Net | — | Charlotte Hall, MD |
| 26.0 | KF4AH | Montross KF4AH |
146.8950 | -0.6 | TSQL 110.9 | FM (analog) | — | Montross, VA | |
| 27.0 | WG3K | Chesapeake Beach WG3K BM |
444.3500 | +5 | none | D-STAR (DMR,DV) | BrandMeister 312393 | — | Chesapeake Beach, MD |
| 28.5 | N3LHD | Aquasco N3LHD Interstate |
442.4625 | +5 | CC1 | DMR | Interstate-c-Bridge-1 | — | Aquasco, MD |
| 31.1 | N3PPH | Sunderland Mt N3PPH Interstate |
441.6375 | +5 | CC1 | DMR | Interstate-2 | — | Sunderland, MD |
| 31.1 | K3CAL | Sunderland K3CAL EchoLink |
146.9850 | -0.6 | TONE 156.7 | FM (analog) (FM,C4FM) | EchoLink 389207 🗓 1 net | 1 net | Sunderland, MD |
| 31.9 | N3MRG | Tyaskin Muddy N3MRG |
146.8650 | -0.6 | CC1 | DMR | — | Tyaskin, MD | |
| 32.0 | N3PZZ | Dahlgren Potomac N3PZZ |
145.2500 | -0.6 | TONE 88.5 | FM (analog) | — | Dahlgren, VA | |
| 33.2 | N3PZZ | King George Dahl N3PZZ |
145.3300 | -0.6 | TONE 88.5 | FM (analog) | — | King George, VA | |
| 33.8 | K3EMD | Easton K3EMD WIRES-X |
147.0450 | +0.6 | TSQL 156.7 | FM (analog) | WIRES-X 43142 | — | Easton, MD |
| 35.6 | KC8VFN | King George Locu KC8VFN |
146.7750 | -0.6 | TSQL 110.9 | FM (analog) | — | King George, VA | |
| 35.8 | N3YMS | Trappe N3YMS Interstate |
442.5375 | +5 | CC1 | DMR | Interstate | — | Trappe, MD |
| 35.8 | W4NNK | Kilmarnock W4NNK |
146.8350 | -0.6 | TONE 100.0 | FM (analog) | — | Kilmarnock, VA | |
| 36.0 | W3OR | Crisfield McCrea W3OR |
145.1300 | -0.6 | CC1 | DMR | — | Crisfield, MD | |
| 36.4 | N3RKT | Crisfield N3RKT WIRES-X |
145.1100 | -0.6 | TSQL 156.7 | FM (analog) (FM,C4FM) | WIRES-X 30213 | — | Crisfield, MD |
| 36.6 | KC3DVC | Crisfield KC3DVC Interstat |
145.1300 | -0.6 | CC1 | DMR | Interstate | — | Crisfield, MD |
| 36.8 | W4GSF | Kilmarnock Fire W4GSF |
145.4500 | -0.6 | none | FM (analog) | — | Kilmarnock, VA | |
| 36.8 | W4GSF | Kilmarnock W4GSF |
146.8350 | -0.6 | TONE 173.8 | FM (analog) | — | Kilmarnock, VA | |
| 38.6 | WA3YUV | Brandywine WA3YUV |
443.6000 | +5 | TSQL 103.5 | FM (analog) (FM,C4FM) | — | Brandywine, MD | |
| 39.7 | W3SMR | Brandywine W3SMR |
147.1500 | +0.6 | TSQL 114.8 | FM (analog) | — | Brandywine, MD | |
| 40.4 | W3OR | Westover W3OR |
145.3200 | -0.6 | none | FM (analog) | — | Westover, MD | |
| 40.5 | KA3MRX | Princess Anne KA3MRX |
146.6250 | -0.6 | TONE 156.7 | FM (analog) | — | Princess Anne, MD | |
| 41.4 | K3EMD | Easton URM Ctr K3EMD WIRES-X |
442.2000 | +5 | TSQL 156.7 | FM (analog) (FM,C4FM) | WIRES-X 33142 | — | Easton, MD |
| 41.4 | W4KGC | King George W4KGC |
146.7450 | -0.6 | TSQL 107.2 | FM (analog) | — | King George, VA | |
| 41.4 | K4GVA | King George K4GVA |
448.4750 | -5 | TONE 79.7 | FM (analog) | — | King George, VA | |
| 42.0 | K3DRC | Salisbury WMDT K3DRC |
146.8200 | -0.6 | TSQL 156.7 | FM (analog) | 🗓 1 net | 1 net | Salisbury, MD |
| 42.4 | N3YMS | Eden N3YMS Interstate |
441.8875 | +5 | CC2 | DMR | Interstate | — | Eden, MD |
| 45.2 | KC3BFB | Fort KC3BFB |
146.7150 | -0.6 | TONE 110.9 | FM (analog) | — | Fort Washington, MD | |
| 46.1 | W3PRO | Salisbury W3PRO |
145.2800 | -0.6 | none | D-STAR | — | Salisbury, MD | |
| 46.1 | W3PRO | Salisbury W3PRO |
146.9250 | -0.6 | TSQL 156.7 | FM (analog) | — | Salisbury, MD | |
| 46.1 | N3MRG | Salisbury N3MRG Interstate |
442.6500 | +5 | CC6 | DMR | Interstate | — | Salisbury, MD |
| 46.1 | K3RIC | Salisbury K3RIC |
444.0500 | +5 | none | FM (analog) (FM,C4FM) | — | Salisbury, MD | |
| 46.1 | W3PRO | Salisbury W3PRO |
444.2000 | +5 | none | D-STAR | — | Salisbury, MD | |
| 47.0 | K3OCM | Salisbury K3OCM K4USD |
442.6500 | +5 | CC6 | DMR | K4USD | — | Salisbury, MD |
| 47.2 | W3VPR | Davidsonville W3VPR |
147.1050 | +0.6 | TONE 107.2 | FM (analog) | 🗓 5 nets | 5 nets · 553 check-ins · 79 stations | Davidsonville, MD |
| 47.2 | W3VPR | Davidsonville W3VPR |
223.8800 | -1.6 | TONE 107.2 | FM (analog) | 🗓 5 nets | 5 nets · 553 check-ins · 79 stations | Davidsonville, MD |
| 47.2 | W3VPR | Davidsonville W3VPR |
444.4000 | +5 | TSQL 107.2 | FM (analog) | 🗓 5 nets | 5 nets · 553 check-ins · 79 stations | Davidsonville, MD |
| 47.6 | N3KNT | Federalsburg N3KNT Interstate |
442.0500 | +5 | CC1 | DMR | Interstate-2-Network | — | Federalsburg, MD |
| 47.8 | W4TTL | Walkerton W4TTL |
146.7150 | -0.6 | none | FM (analog) | — | Walkerton, VA | |
| 48.9 | W4ATN | Largo W4ATN MARC |
443.7875 | +5 | CC3 | DMR | DMR-MARC | — | Largo, MD |
| 49.0 | N3LHD | Upper Marlboro N3LHD Interstate |
444.6500 | +5 | CC6 | DMR | Interstate-c-Bridge-1 | — | Upper Marlboro, MD |
| 49.1 | K4MMJ | Fredericksb FMl8 K4MMJ BM |
433.1000 | +5 | CC1 | DMR | BrandMeister 317511602 | — | Fredericksburg, FMl8, VA |
| 49.4 | K3ERA | District Heights K3ERA EchoLink |
145.2300 | -0.6 | TSQL 110.9 | FM (analog) (FM,C4FM) | EchoLink 294165 🗓 2 nets | 2 nets · 39 check-ins · 15 stations | District Heights, MD |
| 10.7 | KB3FWW offline | Hollywood KB3FWW IRLP |
449.4900 | simplex | TSQL 146.2 | FM (analog) | IRLP 8856 | — | Hollywood, MD |
| 23.3 | WX4EMC offline | Heathsville WCNV WX4EMC DMRVA |
442.7000 | +5 | CC1 | DMR | DMRVA | — | Heathsville, VA |