Aeronautical Frequency Notification
MVPDs planning to use the frequencies in the aeronautical radio communications or navigational frequency bands must notify the
Commission by filing electronically FCC Form 321 Aeronautical Frequency Notification prior to the activation of these frequencies. The operational
requirements in the aeronautical bands are contained in 47 C.F.R §§76.1804 .
The purpose of the Aeronautical Frequency Notification, Form 321 is to provide accurate and updated information for systems that use
the aeronautical frequencies.
Cable operator must provide Community Unit Identifiers (CUIDs) for all the communities affected, community names, and states contained
within the radius of the Aeronautical Frequency Notification on Exhibit 1.
Non-cable MVPDs must provide their Non-Cable Identifier (NCID). If the non-cable MVPD does not have an NCID, one will be supplied when
this form is accepted. Non-cable MVPDs should provide as a community name the name by which their service area is generally known such
as the subdivision, development, building, building complex, campus, neighborhood, etc. Additional pages may be attached if necessary.
If you have been contacted by the FCC Staff by phone or by letter regarding a Registration, Aeronautical Frequency Notification,
Basic Signal Leakage Performance Report (CLI) or CARS application requesting more information, if unless otherwise directed,
please send all requested information to the address below with the reference # or the person requesting the information for faster
Name of the Person Requesting the information
FEDERAL COMMUNICATIONS COMISSION
WASHINGTON, D.C. 20554
If you have any questions on frequency notifications, please call (202) 418-7016.