I-270 Amateur Radio Repeaters

30 open repeaters found along I-270

= On-Air

= Off-Air

= Testing/Reduced

= Unknown

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Frequency	Offset	Tone Up / Down	Location	State	County	Call	Modes
53.2500	-0.5 MHz	100.0	Ashton	MD	Montgomery	N3AGB	FM
53.2700	-1 MHz	156.7	Gaithersburg	MD	Montgomery	KV3B	FM
145.2900	-0.6 MHz	156.7	Bethesda, NIH	MD	Montgomery	K3YGG	FM EchoLink
145.3700	-0.6 MHz		Adelphi	MD	Prince Georges	W3ARL	FM
146.6100	-0.6 MHz	CSQ	Bladensburg	MD	Prince Georges	K3GMR	FM EchoLink
146.6400	-0.6 MHz	156.7	Frederick	MD	Frederick	K3ERM	FM
146.7300	-0.6 MHz	141.3	Frederick, Gambrill State Park	MD	Frederick	W3FDK	FM AllStar EchoLink
146.8800	-0.6 MHz	77.0	Greenbelt	MD	Prince Georges	W3GMR	FM
146.9400	-0.6 MHz	100.0	Clear Spring, Fairview Mountain	MD	Washington	W3CWC	FM Fusion
146.9550	-0.6 MHz	CSQ	Rockville	MD	Montgomery	KV3B	FM
147.0000	-0.6 MHz	NAC 293 156.7	Ashton	MD	Montgomery	KC3BXH	FM EchoLink P-25
147.0600	+0.6 MHz	146.2	Frederick	MD	Frederick	K3MAD	FM
147.1800	+0.6 MHz	NAC 293 156.7	Silver Spring	MD	Montgomery	KA3LAO	FM P-25
147.2250	+0.6 MHz	156.7	Silver Spring	MD	Montgomery	WB3GXW	FM EchoLink
147.2700	+0.6 MHz	NAC 293 156.7	Germantown	MD	Montgomery	WA3KOK	FM P-25
224.2000	-1.6 MHz	123.0	Frederick	MD	Frederick	K3MAD	FM
224.5400	-1.6 MHz	156.7	Ashton	MD	Montgomery	K3WX	FM
441.8000	+5 MHz	141.3	Frederick, Gambrill State Park	MD	Frederick	W3FDK	FM Fusion WIRES-X
441.9625	+5 MHz	CC1	Frederick, Gambrill State Park	MD	Frederick	K3DO	DMR DSTAR
442.2375	+5 MHz	CC1	Ashton	MD	Montgomery	WA3KOK	DMR
442.8000	+5 MHz	NAC 797 79.7	Frederick	MD	Frederick	N3ITA	FM EchoLink P-25
443.1500	+5 MHz	NAC 293 156.7	Ashton	MD	Montgomery	KC3BXH	FM P-25
443.4000	+5 MHz	NAC 293 136.5	Frederick	MD	Frederick	WA3KOK	FM P-25
443.9000	+5 MHz	CC1 NAC 293 156.7	Rockville, Montgomery County Executive Building	MD	Montgomery	WA3YOO	FM DMR P-25
444.1000	+5 MHz	167.9	Frederick, Gambrill Mountain	MD	Frederick	N3ST	FM
444.2000	+5 MHz		Germantown	MD	Montgomery	KV3B	DSTAR
444.3500	+5 MHz	100.0	Frederick, Braddock Mountain	MD	Frederick	W3ARK	FM
444.8000	+5 MHz		Frederick, Gambrill Mountain	MD	Frederick	W3FDK	DSTAR
448.4250	-5 MHz	100.0	Frederick, Gambrill State Park	MD	Frederick	K3ERM	FM Fusion WIRES-X
927.7250	-25 MHz	156.7	Ashton	MD	Montgomery	K3WX	FM IRLP

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