Due to a lapse in funding, the Form 477 filing interface will be unavailable from January 3, 2019 until normal agency operations resume.

Filing Form 477:

• Who Must File Form 477? (PDF)
• Obtain an FRN (FCC Registration Number) and password if you do not already them.  Reset your password if necessary.
• File online using the required web-based interface and instructions for filing.  (If using Internet Explorer, please use version 9 or higher.)
• For help, send an e-support request or call 1-877-480-3201 or 1-717-338-2824 (TTY).

Instructions, Guides & FAQs:

• Using CSV Files in Excel
• Creating Fixed Broadband Deployment Data
• Resources for Each Form Section: Formatting Info, Templates, Sample Files updated 12/05/16
• Complete Instructions (PDF) updated 12/05/16
• Glossary of Form 477 Terms (PDF) updated 12/05/16
• Interface User Guide (PDF) updated 07/09/15
• Frequently Asked Questions (PDF) updated 07/01/15
• Videos, Webinar & E-Books

Geographical Resources:

• Overview of Census Tracts (PDF)
• List of Valid 2010 Census Tracts (Excel)
• U.S. Census Bureau - Census Tract Maps
• Visualizing Census Tracts in Google Earth (PDF)
• Overview of Census Blocks (PDF)
• List of 2010 Census Blocks by State
• U.S. Census Bureau - Census Block Maps
• Using Census's Geocoder (PDF)
• Find Your Service Area Census Blocks Using QGIS (PDF)
   

Data & Reports:

• Fixed Broadband Deployment Data
• Mobile Broadband and Voice Deployment Data
• Internet Access Services Reports
• Voice Telephone Services Reports
• Broadband Progress Reports
• Additional Form 477 Data
• How State Commissions Can Obtain Form 477 Subscription Data

Form 477 Orders and Other Releases

Form 477 General Questions: email 477info@fcc.gov or call 202-418-0940.