Note Frequency Chart

A simple reference table for musical notes and their frequencies in Hertz (Hz). Click on any of the frequencies to play a tone with that note/frequency, just make sure your volume is not set too high, the high frequencies can be especially intense.

	0	1	2	3	4	5	6	7	8
C	16.35	32.7	65.41	130.81	261.63	523.25	1046.5	2093	4186
C#	17.32	34.65	69.3	138.59	277.18	554.37	1108.73	2217.46	4434.92
D	18.35	36.71	73.42	146.83	293.66	587.33	1174.66	2349.32	4698.63
D#	19.45	38.89	77.78	155.56	311.13	622.25	1244.51	2489	4978
E	20.6	41.2	82.41	164.81	329.63	659.25	1318.51	2637	5274
F	21.83	43.65	87.31	174.61	349.23	698.46	1396.91	2793.83	5587.65
F#	23.12	46.25	92.5	185	369.99	739.99	1479.98	2959.96	5919.91
G	24.5	49	98	196	392	783.99	1567.98	3135.96	6271.93
G#	25.96	51.91	103.83	207.65	415.3	830.61	1661.22	3322.44	6644.88
A	27.5	55	110	220	440	880	1760	3520	7040
A#	29.14	58.27	116.54	233.08	466.16	932.33	1864.66	3729.31	7458.62
B	30.87	61.74	123.47	246.94	493.88	987.77	1975.53	3951	7902.13

the values are in Hertz (Hz), the top row represents the octave (from 0 to 8)

Note that this note frequency chart is for an equal-tempered scale, and uses A4 at 440 Hz as the reference pitch. The A4 at 440 Hz is highlighted on the chart.