FCC.reportPublic regulatory filings
FCC Registration Number

FRN 0005937115

United States Steel LLC

CORES registration

Entity name
United States Steel LLC
Entity type
Private Sector , Limited Liability Corporation
Registration date
2001-12-20
Contact position
Wireless Licensee
Contact address
600 Grant Street, Room 1500, Pittsburgh, PA 15219, United States
Contact email
[email protected]
CORES status
available
Last checked
2026-08-05 21:18:47

Connected companies

CompanyRelationshipSourceConfidence
USX CORPORATIONregistrantCORES100.0%
USX CORPORATIONlicenseeULS100.0%

Public regulatory phone numbers

NumberContactSourceConfidence
(205) 288-3462UNITED STATES STEEL LLC LULS100.0%
(412) 433-5391United States Steel LLC Wireless LicenseeCORES100.0%

ULS licenses

Grant dateCall signServiceStatusLicensee
2002-01-30WPUB615IGCUNITED STATES STEEL LLC
1997-05-15KYA366IGCUSX CORPORATION
1996-02-21WCV9622SBCUSX Corporation
1994-03-2123051FLTACCUSX Corporation

Source provenance

SystemRecordRecorded nameRaw FRNObserved
CORES0005937115United States Steel LLC00059371152026-08-05 21:18:47
ULS034e6053ec60f87442698397559512a3387e11c5e4b7ef331a6ad4abe66b3f2eUNITED STATES STEEL LLC00059371152026-08-05 20:48:33

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