The United States Frequency Allocations: The Radio Spectrum Chart was updated in September 2025, using data as of March 2025. The United States Frequency Allocation Chart is provided here as a …

The Commission regularly updates its Online Table of Frequency Allocations shortly after a final rule has been released. Download the FCC Online Table [Word | PDF] .

The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.

As a matter of convention, the ITU divides the radio spectrum into 12 bands, each beginning at a wavelength which is a power of ten (10 n) metres, with corresponding frequency of 3×10 8−n hertz, …

The exact use that can be made of any given frequency or frequency band (e.g., channeling plans, allowable emissions, etc.) is given in the FCC Rule part (s) so indicated.

Jun 19, 2025 · In the United States the radio spectrum is managed by various agencies. See Basic Elements of Spectrum Management. The Federal Communications Commission (FCC) assigns …

This chart represents a graphic single-point-in-time portrayal of the Table of Frequency Allocations used in the United States

Index of all AM & FM Radio Station Frequencies in the United States There are AM & FM frequencies where you will find a radio station broadcasting throughout the United States of America.

This Online Table of Frequency Allocations may display amendments that have been adopted by the FCC but that have not yet taken effect. NOTE: If a Rule Part is listed in the last column of the …

This chart represents the portion of the electronic spectrum that includes frequencies used for broadcast transmission. EHF = extremely high frequency; SHF = super high frequency; UHF = ultra high …