FCC.reportPublic regulatory filings
FCC filing company

Microsoft Corporation

FRN 0006275291FRN 0008512337FRN 0032969891

One Microsoft Way, Redmond, Washington, 98052-6399, United States

Related companies

These separately maintained company records are connected by a confirmed FCC relationship or shared identity evidence. A matching name alone does not establish that two records are the same legal entity, so their filings remain separate.

CompanyFRNRelationship basis
MicrosoftShared name and contact details
Microsoft0029316122Same recorded name with a different FRN
Microsoft CorpSame recorded name
Microsoft Corp0026523779Same recorded name with a different FRN
Microsoft CorporationSame recorded name
MICROSOFT CORPORATIONShared name and contact details
Microsoft Corporation0004073987Same recorded name with a different FRN
MICROSOFT CORPORATION0008512311Same recorded name with a different FRN
MICROSOFT CORPORATION0009585977Same recorded name with a different FRN
MICROSOFT CORPORATION0014644660Same recorded name with a different FRN
Microsoft Corporation0023487697Same recorded name with a different FRN
Microsoft Corporation0024169161Same recorded name with a different FRN
Microsoft Corporation0031994221Same recorded name with a different FRN
Microsoft Corporation0032481376Same recorded name with a different FRN
Microsoft Corporation0037559622Same recorded name with a different FRN

Data coverage

FCC sourceMatched entitiesLast refreshed
FCCID42026-08-18 19:02:30
ULS22026-08-16 07:04:04

Source records and provenance

Each row is an independently retained source identity connected to this company. FCC.report does not overwrite one source with another.

FCC sourceRecorded nameSource identityMatch basisLast refreshed
FCCIDMicrosoft Corporationfrn:0006275291exact frn2026-07-29 21:27:03
FCCIDMicrosoft Corporationfrn:0008512337exact frn2026-07-29 21:37:40
FCCIDMicrosoft Corporationfrn:0032969891exact frn2026-07-29 21:20:49
FCCIDMicrosoft Corporationname:9fbf261b62c1d7c00db73afbfccid source entity2026-08-18 19:02:30
ULSATTALLA HOUSING AUTHORITYfrn:0008512337exact frn2026-08-16 07:04:04
ULSMICROSOFT CORPORATIONfrn:0032969891exact frn2026-08-16 07:00:32

FCC ID filings

DateFCC IDModelPurposeFrequency
1992-04-21C3KPPOriginal Equipment
1992-04-06C3KDDOriginal Equipment
1992-02-24C3K5K5400PS25K5400PS2Original Equipment
1992-02-04C3K76F400PS276F400PS2Original Equipment
1991-10-21C3K5K5COMB5K5COMBOriginal Equipment
1991-07-05C3KBBOriginal Equipment
1991-04-25C3K76FPS26CB76FPS26CBOriginal Equipment
1991-03-29C3K76FSERIAL9D76FSERIAL9DOriginal Equipment
1991-01-09C3KINPORTNINPORTNClass II Permissive Change
1990-11-14C3K6P8INPORT6P8INPORTClass II Permissive Change
1990-10-31C3K7PNINPORT9C7PNINPORT9CClass II Permissive Change
1990-09-17C3K76FCMB76FCMBOriginal Equipment
1989-08-01C3K7PN99377PN9937Original Equipment
1989-03-09C3K76FBUS9C76FBUS9COriginal Equipment
1989-01-31C3K5K599375K59937Original Equipment
1989-01-31C3K76FSERIAL25D76FSERIAL25DOriginal Equipment
1989-01-27C3K6P8INPORTM6P8INPORTMOriginal Equipment
1989-01-26C3K5K5PS26C5K5PS26COriginal Equipment
1989-01-26C3K5K5SERIAL9D5K5SERIAL9DOriginal Equipment
1988-12-02C3K76FMA76FMAOriginal Equipment
1988-11-23C3K76FPS26C76FPS26COriginal Equipment
1988-01-14C3K6P8MACH20-0016P8MACH20-001Original Equipment
1987-11-19C3K9ILMA9ILMAOriginal Equipment
1987-11-16C3K6P8MACH206P8MACH20Original Equipment
1987-05-14C3K4AVSMA4AVSMAOriginal Equipment
1986-12-31C3K6P8MACH106P8MACH10Original Equipment
1984-12-21C3K9ZA0550969ZA055096Original Equipment
1984-07-18C3K6P8290976P829097Original Equipment
1983-11-04C3K7PN99397PN9939Original Equipment

Universal Licensing System records

Grant dateCall signServiceStatusFrequencyLocationExpiration
2022-10-15WRUX647YGA464.075 - 469.2375 MHz (6 frequencies)Hoffman Estates, COOK, IL (+1)2032-10-15
2022-10-15WRUX646IGA457.8 - 466.35 MHz (5 frequencies)HOFFMAN ESTATES, COOK, IL2032-10-15
1998-04-07WPLX877GPE815.9875 - 860.9875 MHz (2 frequencies)ATTALLA, ETOWAH, AL (+1)2003-04-07

IBFS / ICFS filings

No filings are available yet.

Experimental filings

No filings are available yet.

Antenna Structure Registration records

No matched antenna structure registrations are available.

Licensing and Management System filings

No matched LMS filings are available.

Public Inspection File facilities

No matched Public Inspection File facilities are available.

Historical CDBS broadcast filings

No matched historical CDBS filings are available.

FCC auction participation

No matched FCC auction bidder records are available.

Robocall Mitigation Database filings

No matched Robocall Mitigation Database filings are available.

Broadband Data Collection providers

No matched BDC provider identifiers are available.

Intermediate Provider Registry

No matched Intermediate Provider Registry entries are available.

Sources and provenance

SourceSource recordRetrievedMatch
FCCIDfrn:00062752912026-07-30 21:16:04Confirmed Company Identity
FCCIDfrn:00085123372026-07-30 21:18:52Confirmed Company Identity
FCCIDfrn:00329698912026-07-31 03:49:40Confirmed Company Identity
FCCIDname:9fbf261b62c1d7c00db73afb2026-07-30 21:11:28Confirmed Company Identity
ULSfrn:00329698912026-08-13 12:51:17Confirmed Company Identity
Selected field provenance
FieldDisplayed valueSourceObserved
Company NameMICROSOFT CORPORATIONULS frn:00329698912026-08-13 12:51:21

Recorded identity details

Values are retained with their source and observation dates; differences are not silently overwritten.

FieldRecorded valueSourceObserved
AddressOne Microsoft Way, Redmond, Washington, 98052-6399, United StatesCOMPANY2026-07-29 - 2026-07-29
Email Domainmicrosoft.comULS
Email Domainmicrosoft.comULS
Frn0006275291FCCID2026-07-29 - 2026-07-29
Frn0008512337FCCID2026-07-29 - 2026-07-29
Frn0008512337ULS2026-07-29 - 2026-07-29
Frn0032969891FCCID2026-07-29 - 2026-07-29
Frn0032969891ULS2026-07-29 - 2026-07-29
NameATTALLA HOUSING AUTHORITYULS2026-07-29 - 2026-07-29
NameMicrosoftULS2026-07-29 - 2026-07-29
NameMicrosoftULS2026-07-29 - 2026-07-29
NameMicrosoft CorpULS2026-07-29 - 2026-07-29
NameMicrosoft CorporationCOMPANY2026-07-29 - 2026-07-29
NameMicrosoft CorporationFCCID2026-07-29 - 2026-07-29
NameMicrosoft CorporationFCCID2026-07-29 - 2026-07-29
NameMicrosoft CorporationFCCID2026-07-29 - 2026-07-29
NameMicrosoft CorporationFCCID2026-07-29 - 2026-07-31
NameMicrosoft CorporationFCCID2026-07-29 - 2026-07-29
NameMicrosoft CorporationFCCID2026-07-29 - 2026-07-29
NameMICROSOFT CORPORATIONULS2026-07-29 - 2026-07-29
NameMICROSOFT CORPORATIONULS2026-07-29 - 2026-07-29
NameMICROSOFT CORPORATIONULS2026-07-29 - 2026-07-29
NameMicrosoft CorporationULS2026-07-29 - 2026-07-29
NameMicrosoft CorporationULS2026-07-29 - 2026-07-29
NameMicrosoft CorporationULS2026-07-29 - 2026-07-29
NameMicrosoft CorporationULS2026-07-29 - 2026-07-29
NameMICROSOFT CORPORATIONULS2026-07-29 - 2026-07-29
Phone2055389365ULS
Phone4257068757ULS
Phone4257068757ULS