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Radio spectrum allocations

Look up a frequency or a range.

Examples: 88.5 MHz, 1350–1430 MHz, 2.4 GHz

99.999999999 GHz (99,999,999,999 Hz)

U.S. Non-Federal-Government Allocations

95 – 100 GHz

FIXED

MOBILE

RADIO ASTRONOMY

RADIOLOCATION

RADIONAVIGATION

RADIONAVIGATION-SATELLITE

5.554 US342

U.S. Federal Government Allocations

95 – 100 GHz

FIXED

MOBILE

RADIO ASTRONOMY

RADIOLOCATION

RADIONAVIGATION

RADIONAVIGATION-SATELLITE

5.554 US342

ITU Region 1 Allocations

95 – 100 GHz

FIXED

MOBILE

RADIO ASTRONOMY

RADIOLOCATION

RADIONAVIGATION

RADIONAVIGATION-SATELLITE

5.149 5.554

ITU Region 2 Allocations

95 – 100 GHz

FIXED

MOBILE

RADIO ASTRONOMY

RADIOLOCATION

RADIONAVIGATION

RADIONAVIGATION-SATELLITE

5.149 5.554

ITU Region 3 Allocations

95 – 100 GHz

FIXED

MOBILE

RADIO ASTRONOMY

RADIOLOCATION

RADIONAVIGATION

RADIONAVIGATION-SATELLITE

5.149 5.554

Footnotes

  • 5.149   In making assignments to stations of other services to which the bands:
    13 360-13 410 kHz,
    25 550-25 670 kHz,
    37.5-38.25 MHz,
    73-74.6 MHz in Regions 1 and 3,
    150.05-153 MHz in Region 1,
    322-328.6 MHz,
    406.1-410 MHz,
    608-614 MHz in Regions 1 and 3,
    1 330-1 400 MHz,
    1 610.6-1 613.8 MHz,
    1 660-1 670 MHz,
    1 718.8-1 722.2 MHz,
    2 655-2 690 MHz,
    3 260-3 267 MHz,
    3 332-3 339 MHz,
    3 345.8-3 352.5 MHz,
    4 825-4 835 MHz, 4 950-4 990 MHz,
    4 990-5 000 MHz,
    6 650-6 675.2 MHz,
    10.6-10.68 GHz,
    14.47-14.5 GHz,
    22.01-22.21 GHz,
    22.21-22.5 GHz,
    22.81-22.86 GHz,
    23.07-23.12 GHz,
    31.2-31.3 GHz,
    31.5-31.8 GHz in Regions 1 and 3,
    36.43-36.5 GHz,
    42.5-43.5 GHz,
    48.94-49.04 GHz,
    76-86 GHz,
    92-94 GHz,
    94.1-100 GHz, 102-109.5 GHz,
    111.8-114.25 GHz,
    128.33-128.59 GHz,
    129.23-129.49 GHz,
    130-134 GHz,
    136-148.5 GHz,
    151.5-158.5 GHz,
    168.59-168.93 GHz,
    171.11-171.45 GHz,
    172.31-172.65 GHz,
    173.52-173.85 GHz,
    195.75-196.15 GHz,
    209-226 GHz,
    241-250 GHz,
    252-275 GHz
    are allocated, administrations are urged to take all practicable steps to protect the radio astronomy service from harmful interference. Emissions from spaceborne or airborne stations can be particularly serious sources of interference to the radio astronomy service (see Nos. 4.5 and 4.6 and Article 29). (WRC 07)

  • 5.554   In the bands 43.5-47 GHz, 66-71 GHz, 95-100 GHz, 123-130 GHz, 191.8-200 GHz and 252-265 GHz, satellite links connecting land stations at specified fixed points are also authorized when used in conjunction with the mobile-satellite service or the radionavigation-satellite service. (WRC 2000)

  • US342   In making assignments to stations of other services to which the bands:

    13 360-13 410 kHz42.77-42.87 GHz*
    25 550-25 670 kHz43.07-43.17 GHz*
    37.5-38.25 MHz43.37-43.47 GHz*
    322-328.6 MHz*48.94-49.04 GHz*
    1330-1400 MHz*76-86 GHz
    1610.6-1613.8 MHz*92-94 GHz
    1660-1660.5 MHz*94.1-100 GHz
    1668.4-1670 MHz*102-109.5 GHz
    3260-3267 MHz*111.8-114.25 GHz
    3332-3339 MHz*128.33-128.59 GHz*
    3345.8-3352.5 MHz*129.23-129.49 GHz*
    4825-4835 MHz*130-134 GHz
    4950-4990 MHz136-148.5 GHz
    6650-6675.2 MHz*151.5-158.5 GHz
    14.47-14.5 GHz*168.59-168.93 GHz*
    22.01-22.21 GHz*171.11-171.45 GHz*
    22.21-22.5 GHz172.31-172.65 GHz*
    22.81-22.86 GHz*173.52-173.85 GHz*
    23.07-23.12 GHz*195.75-196.15 GHz*
    31.2-31.3 GHz209-226 GHz
    36.43-36.5 GHz*241-250 GHz
    42.5-43.5 GHz252-275 GHz

    are allocated (*indicates radio astronomy use for spectral line observations), all practicable steps shall be taken to protect the radio astronomy service from harmful interference. Emissions from spaceborne or airborne stations can be particularly serious sources of interference to the radio astronomy service (see ITU Radio Regulations at Nos. 4.5 and 4.6 and Article 29).