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Form 477 Broadband and Voice Service Data Filings

Companies must use Year 2010 Census tract codes for filings with data as of December 31, 2011, and later data. See the Public Notice for more information.

The FCC collects data about broadband and voice connections from providers twice a year on Form 477. The information is used to measure broadband deployment and telephone competition. Information for providers on how to file is below.

Who Must File

  • Facilities-based providers of broadband connections to end user locations
  • Providers of wired or fixed wireless local exchange telephone service
  • Providers of interconnected Voice over Internet Protocol (VoIP) service
  • Facilities-based providers of mobile telephony service

Filing Deadlines: March 1 and September 1

Note: The electronic filing system becomes available for a new filing round approximately 2 months before the deadline for that filing.

How to File:

  • Obtain an FCC Registration Number (FRN) and password if you do not have them. Use the update feature to reset password, if necessary.
  • File online using the required web-based system.

What Information to File: See the detailed Instructions.

Resources and Tools:

  • Screen Shots is a blank copy of the filing system (63 pages).
  • Tutorial is an overview of how to complete and file Form 477 (64 pages).
  • System Guide is a more detailed explanation of the filing system that includes trouble-shooting reminders.
  • Technical FAQs discusses the most commonly reported filer difficulties.
  • Census Tract Information is relevant for broadband providers.

Contact FCC Form 477 staff: or (202) 418-0940.


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