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448.3750 K4XY
Fairfax, VA · FM (analog) · probably on the air (RepeaterBook: listed on the air, listing updated Oct 14, 2025 00:00 UTC)
Output (listen)448.3750
Input (transmit)443.3750
Offset-5 MHz
Tonenone
Powergrid
Location · exact site
38.88450, -77.37870
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Exact site: 38.88450, -77.37870
· open map ↗ · other dots: repeaters within 25 miles (● confirmed on the air · ● probably · ● reported off the air · ● unknown)
Nets on This Repeater
No nets known on this repeater yet.
Details
- Call sign
- K4XY (license, owner history, nets)
- County
- Fairfax
- Landmark
- Fair Oaks Hospital
- Listing updated
- 2025-10-14
- FM bandwidth
- 25.0
- Use
- Open
- On-air check
- RepeaterBook: listed on the air, listing updated Oct 14, 2025 00:00 UTC
- Notes
- CTCSS 67.0 Hz output tone is sent from repeater, but not required for access.
- In directory
- since 2026-10-01 · updated 2026-10-11
Nearby Repeaters (within 25 miles)
| Miles | Output | Call | Tone | Mode | Location |
|---|---|---|---|---|---|
| 2.1 | 146.7900 | NV4FM | 77.0 | FM (analog) | Fairfax, VA |
| 2.1 | 224.1000 | NV4FM | 77.0 | FM (analog) | Fairfax, VA |
| 3.4 | 443.1500 | KD4RTH | — | DMR | Chantilly, VA |
| 3.4 | 443.3500 | N3OCQ | — | DMR | Chantilly, VA |
| 5.2 | 147.3750 | W8RBJ | 131.8 | FM (analog) | Reston, VA |
| 5.8 | 145.1637 | N3QEM | — | DMR | Herndon, VA |
| 5.9 | 442.4375 | N3QEM | — | DMR | Herndon, VA |
| 5.9 | 443.0000 | N1RM | 88.5 | FM (analog) | Reston, VA |
| 5.9 | 147.3300 | K4IAD | 203.5 | FM (analog) | Dulles, VA |
| 6.0 | 443.0875 | N4CV | — | DMR | Herndon, VA |
| 6.0 | 447.3500 | N3OCQ | — | DMR | Herndon, VA |
| 6.0 | 444.7500 | K4IAD | 100.0 | FM (analog) | Chantilly, VA |
| 6.1 | 145.1763 | N3QEM | — | DMR | Vienna, VA |
| 6.2 | 445.8000 | N9KET | — | DMR | Vienna, VA |
| 6.3 | 927.6750 | N3QEM | — | DMR | Vienna, VA |
| 6.5 | 442.9000 | N3QEM | — | DMR | Vienna, VA |
| 7.1 | 430.8000 | KN4EAR | — | DMR | Reston, VA |
| 8.3 | 441.3375 | N9KET | — | DMR | Tysons Corner, VA |
| 8.3 | 146.9100 | NV4FM | 77.0 | FM (analog) | Tysons Corner, VA |
| 8.3 | 447.0250 | NV4FM | 77.0 | FM (analog) | Tysons Corner, VA |
| 8.3 | 147.2100 | W4CIA | 110.9 | FM (analog) | Annandale, VA |
| 8.4 | 442.8750 | N3QEM | — | DMR | Sterling, VA |
| 8.7 | 425.5000 | KK4QGD | — | DMR | Manassas Park, VA |
| 8.9 | 145.3400 | NV4FM | — | D-STAR | Tysons Corner, VA |
| 8.9 | 448.0350 | NV4FM | — | D-STAR | Tysons Corner, VA |
| 8.9 | 1282.8000 | NV4FM | — | D-STAR | Tysons Corner, VA |
| 9.7 | 146.6850 | K4HTA | 110.9 | FM (analog) | Tysons Corner, VA |
| 9.7 | 448.3000 | KN4ANG | 110.9 | FM (analog) | Burke, VA |
| 9.8 | 224.6600 | W4OVH | 100.0 | FM (analog) | Manassas, VA |
| 9.8 | 146.8650 | W4OVH | — | D-STAR | Manassas, VA |
| 9.8 | 442.5125 | W4OVH | — | D-STAR | Manassas, VA |
| 10.3 | 434.0000 | WB6EFW | — | DMR | Ashburn, VA |
| 10.4 | 146.9700 | W4OVH | 100.0 | FM (analog) | Manassas, VA |
| 10.4 | 442.2000 | W4OVH | 100.0 | FM (analog) | Manassas, VA |
| 10.5 | 448.0625 | W9DSG | — | DMR | Falls Church, VA |
| 10.6 | 443.5000 | K4GVT | 110.9 | FM (analog) | Manassas, VA |
| 10.6 | 145.3100 | N4FSC | 77.0 | FM (analog) | Ashburn, VA |
| 10.7 | 439.4500 | N4NVA | — | DMR | Sterling, VA |
| 11.2 | 223.4000 | NQ4T | 100.0 | FM (analog) | Manassas, VA |
| 11.2 | 439.8000 | NQ4T | 100.0 | FM (analog) | Manassas, VA |
Change History
| Week of | Change |
|---|---|
| 2026-10-01 | Added to the directory FM 448.375 |