FCC Form 507
FCC Form 507
File Online

Interstate Common Line Support Mechanism Line Count Report

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FCC Form 508
FCC Form 508
File Online

Interstate Common Line Support Mechanism Projected Annual Common Line Requirement Form

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FCC Form 509
FCC Form 509
File Online

Interstate Common Line Support Mechanism Annual Common Line Actual Cost Data Collection Form

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FCC Form 525

No longer required with some exceptions*

FCC Form 525
FCC Form 525
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Competitive Carrier Line Count Report

* Effective 2012, filing FCC Form 525 is no longer required for carriers with the exception of delayed phase down Alaska [54.307(e)(3)(i)] and Standing Rock Telecom.

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FCC Form LSSa
FCC LSSa Form
FCC LSSa Form

Local Switching Support Data Collection Form Average Schedule Company

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FCC Form LSSc
FCC LSSc Form
FCC LSSc Form

Local Switching Support Data Collection Form Cost Company

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Rate Floor
Rate Floor Form
Rate Floor Form

Rate Floor Data Collection Report and Certification