Register and Associate Username Account  to an Existing FCC Registration Number (FRN)


Filers wishing to file online should register a Username Account and Associate the Username to an existing FCC Registration Number (FRN) by visiting the COmmission REgistration System (CORES) at

Tutorial videos on new CORES/Username Account can be found here -

Below are instructions on setting up the Username Account:

Register New FCC Username Account 

1.       Access CORES from the FCC Registration - Login page at this link:

2.       From the FCC Registration - Login page, click the “REGISTER” link under “Need a Username?” See Figure 1 below.

Figure 1

3.       Fill in the requested information; items noted with an * indicate required information. Then click “Create Account”. See Figure 2 below.

Note: Enter a valid email address in the “Username” and “Confirm Username” fields. This email address will be used as your username when logging in to the FCC User Registration System and other systems using an FCC Username Account. Any notifications relating to your Username Account will be sent to the email address provided.

Note: To ensure the email address you provide as a username is available, click “Check Availability” to the right of the “Username” field before entering additional information. Your email address may only be used once. If it has already been registered, you will be notified that the Username is not available. 

Note: The Password must be 12 to 15 characters long, cannot include any part of your Username, and must meet all of the following criteria: 1 lower case letter, 1 upper case letter, 1 number, and 1 punctuation mark/special character.

Figure 2

4.       Your FCC Username Account has been created and you will be directed to a Create New Account - Confirmation page. See Figure 3 below.

Note: Your FCC Username Account will not be activated until you have verified the email address provided (please see steps 5-7).

Figure 3

5.       A confirmation email from will be sent to the email address provided as the username during the FCC Username Account creation.  Access the email and follow the instructions within the email to activate your Username Account.

6.       Click on the confirmation link in the email from to verify the email address and activate your FCC Username Account. See Figure 4 below.

Figure 4

7.       You will be directed to the Email Address Verification page. This page confirms that your email address has been verified, and you may now access CORES using your username and password.

Note: An FCC Registration Number (FRN) is not automatically associated with your FCC Username Account.   Click “Go to CORES” to access your Username Account and link an existing FRN to your Username Account or to register for a new FRN. See Figure 5 below.

Figure 5


Once your username account has been verified, you can then associate it to your existing FRN by going back to CORES at and entering your username and password at the Username Log In. Step by step instructions are below:

Associate Username to an Existing FRN provides guidance on how to link an existing FCC Registration Number (FRN) to your FCC Username Account.

Note: An existing FCC Registration Number (FRN) does not automatically link to your FCC Username Account. In order to do so, you must associate your Username to an existing FRN.

1.       Access CORES from the FCC Registration - Login page at this link:

2.       From the FCC Registration - Login page, enter your registered Username and Password under “Username Login”. Click “LOG IN”. See Figure 1 below. If you do not have a Username, click “REGISTER”.

Figure 1

3.       Once logged in, click the “Associate Username to FRN” link. See Figure 2 below.

Figure 2


4.     Enter the Existing FCC Registration Number (FRN) and a comment. Click “CONTINUE”. See Figure 3 below.

Note: The comment you provide will be visible to the FRN Administrator of the FRN, if the FRN already has an Administrator associated with it, so that he or she can decide whether to grant your FRN Association Request. An Administrator can assign/approve permission levels for an FRN to other users. If the FRN does not have an Administrator yet, then the comment will only be visible to you and saved for your records.

Figure 3

5.     This page gives you options on how to associate the FRN to your Username: entering the Password for the FCC Registration Number (FRN) or sending a request to the FRN Administrator for association approval. If the FRN has a Personal Security Question (PSQ) set, you may also enter the PSQ response. See Figure 4 below.

Option 1: Select the “Yes. Here is the password:” radio button, type in the Password for the FRN, and click “SUBMIT”.

Option 2: Select the “Or, enter the answer to the Personal Security Question, “[PSQ]”: radio button, type in the PSQ response, and click “SUBMIT”.

Option 3: Select the “No. Send a request to the FRN Administrator for association approval” radio button and click “SUBMIT”.

Note: IF the FRN has not been associated with another Username, it will not have an Administrator. IF you choose Option 3 and an Administrator does not exist, you will receive an error message.

Note: If the FRN was registered through the updated CORES system, then a request will automatically be sent to the FRN Administrator for association approval. You will not be prompted to enter the PSQ response or FRN password.

Figure 4

6.       If selecting Option 1 or Option 2 you will be directed to the Associate User to FRN Confirmation page. This page confirms that you have successfully associated your Username to an existing FCC Registration Number (FRN). See Figure 5 below.

Figure 5


Administrative Update Filing Instructions in the Universal Licensing System (ULS)

This article provides information on how to file a request to update administrative information on a license in the Universal Licensing System (ULS). You would file an Administrative Update (AU) application to change information such as mailing address, phone number, or e-mail address.

Steps to Filing an Administrative Update (AU) Application in ULS:

Please Note: Per Public Notice DA 15-72, the FCC no longer mails license authorizations. You will provide an email address on your application, and a link to print your official copy of your license will be automatically emailed to you when the application is granted.









FAQs - Filing a Request to Update Administrative Information on a License in ULS


If you have any further questions or need additional information, please submit a help request at or call the FCC Licensing Support Center at (877) 480-3201.



FCC Licensing Support Center
8:00 AM – 6:00 PM EST, M - F