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 14:07:09
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 14:07:09
ULSATTALLA HOUSING AUTHORITYfrn:0008512337exact frn2026-08-16 07:04:04
ULSMICROSOFT CORPORATIONfrn:0032969891exact frn2026-08-16 07:00:32

FCC ID filings

DateFCC IDModelPurposeFrequency
2006-04-25C3K10741074Original Equipment27.095 - 27.195 MHz
2006-04-04C3K10601060Original Equipment27.195 MHz
2006-04-04C3K10611061Original Equipment27.045 MHz
2006-03-06C3K10781078Original Equipment27.095 - 27.195 MHz
2006-01-12C3K10671067Original Equipment27.045 - 27.145 MHz
2005-11-28C3K10561056Original Equipment27.045 - 27.145 MHz
2005-11-04C3K10581058Original Equipment27.045 - 27.145 MHz
2005-09-13C3K-WKS268WKS268Original Equipment2402 - 2482 MHz
2005-09-13C3K-WKS368WKS368Original Equipment2402 - 2482 MHz
2005-08-31C3K-WKS168WKS168Original Equipment5180 - 5320 MHz
2005-08-31C3K-WKS168WKS168Original Equipment2412 - 5825 MHz
2005-07-15C3K10521052Original Equipment27.045 - 27.145 MHz
2005-07-15C3K10541054Original Equipment27.045 - 27.145 MHz
2005-07-01C3K10501050Original Equipment27.045 - 27.145 MHz
2005-06-15C3K10451045Original Equipment27.095 - 27.195 MHz
2004-08-02C3K10011001Original Equipment2402 - 2480 MHz
2004-08-02C3K10021002Original Equipment2402 - 2480 MHz
2004-08-02C3K10031003Original Equipment2402 - 2480 MHz
2004-05-26C3K10231023Original Equipment27.145 MHz
2004-05-06C3K10271027Original Equipment27.095 - 27.195 MHz
2004-04-26C3K10251025Original Equipment27.145 MHz
2004-02-10C3KMN710MN710Original Equipment2412 - 2462 MHz
2003-11-23C3KMN740MN740Class II Permissive Change2412 - 2462 MHz
2003-09-26C3KMN740MN740Original Equipment2412 - 2462 MHz
2003-09-26C3KMN740MN740Original Equipment2412 - 2462 MHz
2003-07-31C3K10111011Original Equipment27.095 - 27.195 MHz
2003-07-17C3KMN720MN720Class II Permissive Change2412 - 2462 MHz
2003-07-11C3K10141014Original Equipment27.195 MHz
2003-07-09C3K10071007Original Equipment27.045 - 27.145 MHz
2003-07-09C3K10081008Original Equipment27.145 MHz
2003-07-08C3KMN730MN730Original Equipment2412 - 2462 MHz
2003-06-30C3KMN700MN700Original Equipment2412 - 2462 MHz
2003-06-25C3KMN720MN720Change in Identification2412 - 2462 MHz
2002-09-14C3KTR1TR1Original Equipment2402 - 2480 MHz
2002-09-14C3KTR1TR1Original Equipment
2002-08-08C3KMS10MS10Original Equipment2402 - 2480 MHz
2002-08-07C3KKB11KB11Original Equipment2402 - 2480 MHz
2002-07-05C3KKB10KB10Original Equipment27.095 - 27.195 MHz
2002-07-05C3KKB9KB9Original Equipment27.095 - 27.195 MHz
2002-05-03C3KMS9MS9Original Equipment27.145 MHz
2002-02-04C3KKB8KB8Class II Permissive Change27.095 - 27.195 MHz
2001-07-24C3KMS8MS8Original Equipment27.045 - 27.145 MHz
2001-07-20C3KKB8KB8Original Equipment27.095 - 27.195 MHz
2001-05-02C3KMS7MS7Original Equipment27.045 - 27.145 MHz
2000-03-08C3K25362536Original Equipment902 - 928 MHz
1999-07-13C3KMS6MS6Original Equipment27.045 - 27.145 MHz
1998-12-22C3KRT5RT5Original Equipment49.86 MHz
1998-08-07C3KT2T2Original Equipment902 - 928 MHz
1998-06-08C3KRT4RT4Original Equipment49.86 MHz
1997-08-14C3KJ3J3Original Equipment
1997-08-12C3KGP2GP2Original Equipment
1997-07-22C3KTB3TB3Original Equipment
1997-07-14C3KJ4J4Original Equipment
1997-02-10C3KRT1RT1Original Equipment49.86 MHz
1997-02-10C3KRT2RT2Original Equipment49.86 MHz
1997-02-10C3KRT3RT3Original Equipment49.86 MHz
1997-02-05C3KZB2ZB2Original Equipment
1996-10-28C3KMJMAC1MJMAC1Original Equipment
1996-10-02C3KKMP5KMP5Original Equipment
1996-09-30C3KKS9KS9Original Equipment
1996-07-10C3KMGP1MGP1Original Equipment
1996-06-04C3KKS8KS8Original Equipment
1996-02-01C3KPEB1PEB1Original Equipment
1995-11-06C3KKS5KS5Original Equipment
1995-11-06C3KKS6KS6Original Equipment
1995-11-06C3KKZB1KZB1Original Equipment
1995-10-31C3KKMP3KMP3Original Equipment
1995-10-16C3KKS2KS2Original Equipment
1995-09-13C3KMJ2MJ2Original Equipment
1995-09-05C3KSMP3SMP3Original Equipment
1995-08-29C3KAZB1AZB1Original Equipment
1995-08-07C3KKMP1KMP1Original Equipment
1995-08-07C3KKMP2KMP2Original Equipment
1995-06-12C3KMJ1MJ1Original Equipment
1995-01-30C3KKS3KS3Original Equipment
1994-08-04C3KAS1AS1Original Equipment
1994-05-20C3KSS2SS2Original Equipment
1994-05-19C3KSMP2SMP2Original Equipment
1994-01-25C3KACB2ACB2Original Equipment
1994-01-25C3KAMP2AMP2Original Equipment
1994-01-04C3KSMP1SMP1Original Equipment
1993-12-29C3KMMP4MMP4Original Equipment
1993-11-18C3KSS1SS1Original Equipment
1993-08-12C3KMMP3MMP3Original Equipment
1993-08-09C3KQP2QP2Original Equipment
1993-08-05C3KMMP2MMP2Original Equipment
1993-07-01C3KBP2BP2Original Equipment
1993-03-02C3KABUS1ABUS1Original Equipment
1993-03-02C3KACB1ACB1Original Equipment
1993-01-07C3KMCB1MCB1Original Equipment
1992-12-18C3KMS1MS1Original Equipment
1992-11-19C3KMMP1MMP1Original Equipment
1992-11-18C3KAMP1AMP1Original Equipment
1992-09-23C3KYFHAYFHAOriginal Equipment
1992-09-14C3K76F400S976F400S9Original Equipment
1992-08-18C3K5K5COMBWC5K5COMBWCOriginal Equipment
1992-04-21C3KPPOriginal Equipment
1992-04-06C3KDDOriginal Equipment
1992-02-24C3K5K5400PS25K5400PS2Original Equipment
1992-02-04C3K76F400PS276F400PS2Original 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