FCC filing company
Microsoft Corporation
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.
| Company | FRN | Relationship basis |
|---|---|---|
| Microsoft | Shared name and contact details | |
| Microsoft | 0029316122 | Same recorded name with a different FRN |
| Microsoft Corp | Same recorded name | |
| Microsoft Corp | 0026523779 | Same recorded name with a different FRN |
| Microsoft Corporation | Same recorded name | |
| MICROSOFT CORPORATION | Shared name and contact details | |
| Microsoft Corporation | 0004073987 | Same recorded name with a different FRN |
| MICROSOFT CORPORATION | 0008512311 | Same recorded name with a different FRN |
| MICROSOFT CORPORATION | 0009585977 | Same recorded name with a different FRN |
| MICROSOFT CORPORATION | 0014644660 | Same recorded name with a different FRN |
| Microsoft Corporation | 0023487697 | Same recorded name with a different FRN |
| Microsoft Corporation | 0024169161 | Same recorded name with a different FRN |
| Microsoft Corporation | 0031994221 | Same recorded name with a different FRN |
| Microsoft Corporation | 0032481376 | Same recorded name with a different FRN |
| Microsoft Corporation | 0037559622 | Same recorded name with a different FRN |
Data coverage
| FCC source | Matched entities | Last refreshed |
|---|---|---|
| FCCID | 4 | 2026-08-16 22:09:18 |
| ULS | 2 | 2026-08-16 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 source | Recorded name | Source identity | Match basis | Last refreshed |
|---|---|---|---|---|
| FCCID | Microsoft Corporation | frn:0006275291 | exact frn | 2026-07-29 21:27:03 |
| FCCID | Microsoft Corporation | frn:0008512337 | exact frn | 2026-07-29 21:37:40 |
| FCCID | Microsoft Corporation | frn:0032969891 | exact frn | 2026-07-29 21:20:49 |
| FCCID | Microsoft Corporation | name:9fbf261b62c1d7c00db73afb | fccid source entity | 2026-08-16 22:09:18 |
| ULS | ATTALLA HOUSING AUTHORITY | frn:0008512337 | exact frn | 2026-08-16 07:04:04 |
| ULS | MICROSOFT CORPORATION | frn:0032969891 | exact frn | 2026-08-16 07:00:32 |
FCC ID filings
| Date | FCC ID | Model | Purpose | Frequency |
|---|---|---|---|---|
| 2025-01-27 | C3K2128 | 2128 | Class II Permissive Change | 2402 - 2480 MHz |
| 2025-01-27 | C3K2128 | 2128 | Class II Permissive Change | 2402 - 2480 MHz |
| 2025-01-27 | C3K2128 | 2128 | Class II Permissive Change | 5955 - 7115 MHz |
| 2024-12-22 | C3K2107 | 2107 | Change in Identification | 5180 - 5885 MHz |
| 2024-12-22 | C3K2107 | 2107 | Change in Identification | 5955 - 7115 MHz |
| 2024-12-22 | C3K2107 | 2107 | Change in Identification | |
| 2024-12-22 | C3K2107 | 2107 | Change in Identification | 2402 - 2480 MHz |
| 2024-12-22 | C3K2107 | 2107 | Change in Identification | 2402 - 2480 MHz |
| 2024-11-28 | C3K2108 | 2108 | Change in Identification | 5955 - 7115 MHz |
| 2024-11-28 | C3K2108 | 2108 | Change in Identification | 2402 - 2480 MHz |
| 2024-11-28 | C3K2108 | 2108 | Change in Identification | 2402 - 2480 MHz |
| 2024-11-28 | C3K2108 | 2108 | Change in Identification | 5180 - 5885 MHz |
| 2024-11-28 | C3K2108 | 2108 | Change in Identification | |
| 2024-11-28 | C3K2128 | 2128 | Change in Identification | |
| 2024-11-28 | C3K2128 | 2128 | Change in Identification | 2402 - 2480 MHz |
| 2024-11-28 | C3K2128 | 2128 | Change in Identification | 2402 - 2480 MHz |
| 2024-11-28 | C3K2128 | 2128 | Change in Identification | 5180 - 5885 MHz |
| 2024-11-28 | C3K2128 | 2128 | Change in Identification | 5955 - 7115 MHz |
| 2024-07-12 | C3K2065 | 2065 | Original Equipment | 2402 - 2480 MHz |
| 2024-07-12 | C3K2065 | 2065 | Original Equipment | 2402 - 2480 MHz |
| 2024-07-12 | C3K2065 | 2065 | Original Equipment | 5180 - 5825 MHz |
| 2024-05-20 | C3K2077 | 2077 | Original Equipment | 3550 - 3700 MHz |
| 2024-05-20 | C3K2077 | 2077 | Original Equipment | 2402 - 2480 MHz |
| 2024-05-20 | C3K2077 | 2077 | Original Equipment | 5180 - 5885 MHz |
| 2024-05-20 | C3K2077 | 2077 | Original Equipment | 5935 - 7115 MHz |
| 2024-05-20 | C3K2077 | 2077 | Original Equipment | 2402 - 2480 MHz |
| 2024-05-20 | C3K2077 | 2077 | Original Equipment | 663 - 3980 MHz |
| 2024-05-14 | C3K2036 | 2036 | Original Equipment | 2402 - 2480 MHz |
| 2024-05-14 | C3K2036 | 2036 | Original Equipment | 2402 - 2480 MHz |
| 2024-05-14 | C3K2036 | 2036 | Original Equipment | 5955 - 7115 MHz |
| 2024-05-14 | C3K2036 | 2036 | Original Equipment | 5180 - 5885 MHz |
| 2024-05-14 | C3K2037 | 2037 | Original Equipment | 2402 - 2480 MHz |
| 2024-05-14 | C3K2037 | 2037 | Original Equipment | 5180 - 5885 MHz |
| 2024-05-14 | C3K2037 | 2037 | Original Equipment | 2402 - 2480 MHz |
| 2024-05-14 | C3K2037 | 2037 | Original Equipment | 5955 - 7115 MHz |
| 2024-05-14 | C3K2076 | 2076 | Original Equipment | 5180 - 5885 MHz |
| 2024-05-14 | C3K2076 | 2076 | Original Equipment | 5935 - 7115 MHz |
| 2024-05-14 | C3K2076 | 2076 | Original Equipment | 2402 - 2480 MHz |
| 2024-05-14 | C3K2076 | 2076 | Original Equipment | 2402 - 2480 MHz |
| 2024-05-14 | C3K2082 | 2082 | Original Equipment | 2402 - 2480 MHz |
| 2024-05-14 | C3K2082 | 2082 | Original Equipment | 13.56 MHz |
| 2024-05-14 | C3K2085 | 2085 | Original Equipment | 2402 - 2480 MHz |
| 2024-05-14 | C3K2085 | 2085 | Original Equipment | 5935 - 7115 MHz |
| 2024-05-14 | C3K2085 | 2085 | Original Equipment | 13.56 MHz |
| 2024-05-14 | C3K2085 | 2085 | Original Equipment | 5180 - 5885 MHz |
| 2024-05-14 | C3K2085 | 2085 | Original Equipment | 2402 - 2480 MHz |
| 2024-03-21 | C3K2033 | 2033 | Class II Permissive Change | 2402 - 2480 MHz |
| 2024-03-21 | C3K2033 | 2033 | Class II Permissive Change | 5180 - 5885 MHz |
| 2024-03-21 | C3K2033 | 2033 | Class II Permissive Change | 5955 - 7115 MHz |
| 2024-03-21 | C3K2033 | 2033 | Class II Permissive Change | 2402 - 2480 MHz |
| 2024-03-21 | C3K2035 | 2035 | Class II Permissive Change | 2402 - 2480 MHz |
| 2024-03-21 | C3K2035 | 2035 | Class II Permissive Change | 5955 - 7115 MHz |
| 2024-03-21 | C3K2035 | 2035 | Class II Permissive Change | 5180 - 5885 MHz |
| 2024-03-21 | C3K2035 | 2035 | Class II Permissive Change | 2402 - 2480 MHz |
| 2024-03-21 | C3K2079 | 2079 | Original Equipment | 13.56 MHz |
| 2024-03-19 | C3K2092 | 2092 | Original Equipment | 2412 - 2462 MHz |
| 2024-03-19 | C3K2092 | 2092 | Original Equipment | 5180 - 5825 MHz |
| 2024-03-19 | C3K2093 | 2093 | Original Equipment | 2412 - 2462 MHz |
| 2024-03-19 | C3K2093 | 2093 | Original Equipment | 5180 - 5825 MHz |
| 2024-02-23 | C3K2033 | 2033 | Change in Identification | 2402 - 2480 MHz |
| 2024-02-23 | C3K2033 | 2033 | Change in Identification | |
| 2024-02-23 | C3K2033 | 2033 | Change in Identification | 2402 - 2480 MHz |
| 2024-02-23 | C3K2033 | 2033 | Change in Identification | 5955 - 7115 MHz |
| 2024-02-23 | C3K2033 | 2033 | Change in Identification | 5180 - 5885 MHz |
| 2024-02-23 | C3K2035 | 2035 | Change in Identification | |
| 2024-02-23 | C3K2035 | 2035 | Change in Identification | 2402 - 2480 MHz |
| 2024-02-23 | C3K2035 | 2035 | Change in Identification | 5180 - 5885 MHz |
| 2024-02-23 | C3K2035 | 2035 | Change in Identification | 2402 - 2480 MHz |
| 2024-02-23 | C3K2035 | 2035 | Change in Identification | 5955 - 7115 MHz |
| 2023-09-13 | C3K2029 | 2029 | Original Equipment | 2402 - 2480 MHz |
| 2023-09-13 | C3K2029 | 2029 | Original Equipment | 5935 - 7115 MHz |
| 2023-09-13 | C3K2029 | 2029 | Original Equipment | 2402 - 2480 MHz |
| 2023-09-13 | C3K2029 | 2029 | Original Equipment | 13.56 MHz |
| 2023-09-13 | C3K2029 | 2029 | Original Equipment | 5180 - 5885 MHz |
| 2023-09-05 | C3K2066 | 2066 | Class II Permissive Change | 2402 - 2480 MHz |
| 2023-09-05 | C3K2066 | 2066 | Class II Permissive Change | 5180 - 5825 MHz |
| 2023-09-05 | C3K2066 | 2066 | Class II Permissive Change | 2402 - 2480 MHz |
| 2023-09-05 | C3K2067 | 2067 | Original Equipment | 13.56 MHz |
| 2023-08-21 | C3K2066 | 2066 | Change in Identification | 5180 - 5825 MHz |
| 2023-08-21 | C3K2066 | 2066 | Change in Identification | |
| 2023-08-21 | C3K2066 | 2066 | Change in Identification | 2402 - 2480 MHz |
| 2023-08-21 | C3K2066 | 2066 | Change in Identification | 2402 - 2480 MHz |
| 2022-10-20 | C3K2023 | 2023 | Original Equipment | 2402 - 2480 MHz |
| 2022-09-26 | C3K2028 | 2028 | Original Equipment | 2402 - 2480 MHz |
| 2022-09-26 | C3K2028 | 2028 | Original Equipment | 2402 - 2480 MHz |
| 2022-09-26 | C3K2028 | 2028 | Original Equipment | 5180 - 5825 MHz |
| 2022-09-21 | C3K2043 | 2043 | Original Equipment | 5180 - 5825 MHz |
| 2022-09-21 | C3K2043 | 2043 | Original Equipment | 2402 - 2480 MHz |
| 2022-09-21 | C3K2043 | 2043 | Original Equipment | 2402 - 2480 MHz |
| 2022-09-16 | C3K1997 | 1997 | Original Equipment | 663 - 3980 MHz |
| 2022-09-16 | C3K1997 | 1997 | Original Equipment | 2402 - 2480 MHz |
| 2022-09-16 | C3K1997 | 1997 | Original Equipment | 5935 - 7115 MHz |
| 2022-09-16 | C3K1997 | 1997 | Original Equipment | 5180 - 5825 MHz |
| 2022-09-16 | C3K1997 | 1997 | Original Equipment | 2402 - 2480 MHz |
| 2022-09-16 | C3K1997 | 1997 | Original Equipment | 3550 - 3700 MHz |
| 2022-09-16 | C3K1997 | 1997 | Original Equipment | 27500 - 40000 MHz |
| 2022-07-07 | C3K2030 | 2030 | Original Equipment | 2402 - 2480 MHz |
| 2022-07-07 | C3K2031 | 2031 | Original Equipment | 2402 - 2480 MHz |
| 2022-07-07 | C3K2032 | 2032 | Original Equipment | 2402 - 2480 MHz |
| 2022-06-15 | C3K1915 | 1915 | Class II Permissive Change | 13.56 MHz |
Universal Licensing System records
| Grant date | Call sign | Service | Status | Frequency | Location | Expiration |
|---|---|---|---|---|---|---|
| 2022-10-15 | WRUX647 | YG | A | 464.075 - 469.2375 MHz (6 frequencies) | Hoffman Estates, COOK, IL (+1) | 2032-10-15 |
| 2022-10-15 | WRUX646 | IG | A | 457.8 - 466.35 MHz (5 frequencies) | HOFFMAN ESTATES, COOK, IL | 2032-10-15 |
| 1998-04-07 | WPLX877 | GP | E | 815.9875 - 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
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| FCCID | frn:0006275291 | 2026-07-30 21:16:04 | Confirmed Company Identity |
| FCCID | frn:0008512337 | 2026-07-30 21:18:52 | Confirmed Company Identity |
| FCCID | frn:0032969891 | 2026-07-31 03:49:40 | Confirmed Company Identity |
| FCCID | name:9fbf261b62c1d7c00db73afb | 2026-07-30 21:11:28 | Confirmed Company Identity |
| ULS | frn:0032969891 | 2026-08-13 12:51:17 | Confirmed Company Identity |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Company Name | MICROSOFT CORPORATION | ULS frn:0032969891 | 2026-08-13 12:51:21 |
Recorded identity details
Values are retained with their source and observation dates; differences are not silently overwritten.
| Field | Recorded value | Source | Observed |
|---|---|---|---|
| Address | One Microsoft Way, Redmond, Washington, 98052-6399, United States | COMPANY | 2026-07-29 - 2026-07-29 |
| Email Domain | microsoft.com | ULS | |
| Email Domain | microsoft.com | ULS | |
| Frn | 0006275291 | FCCID | 2026-07-29 - 2026-07-29 |
| Frn | 0008512337 | FCCID | 2026-07-29 - 2026-07-29 |
| Frn | 0008512337 | ULS | 2026-07-29 - 2026-07-29 |
| Frn | 0032969891 | FCCID | 2026-07-29 - 2026-07-29 |
| Frn | 0032969891 | ULS | 2026-07-29 - 2026-07-29 |
| Name | ATTALLA HOUSING AUTHORITY | ULS | 2026-07-29 - 2026-07-29 |
| Name | Microsoft | ULS | 2026-07-29 - 2026-07-29 |
| Name | Microsoft | ULS | 2026-07-29 - 2026-07-29 |
| Name | Microsoft Corp | ULS | 2026-07-29 - 2026-07-29 |
| Name | Microsoft Corporation | COMPANY | 2026-07-29 - 2026-07-29 |
| Name | Microsoft Corporation | FCCID | 2026-07-29 - 2026-07-29 |
| Name | Microsoft Corporation | FCCID | 2026-07-29 - 2026-07-29 |
| Name | Microsoft Corporation | FCCID | 2026-07-29 - 2026-07-29 |
| Name | Microsoft Corporation | FCCID | 2026-07-29 - 2026-07-29 |
| Name | Microsoft Corporation | FCCID | 2026-07-29 - 2026-07-29 |
| Name | Microsoft Corporation | FCCID | 2026-07-29 - 2026-07-31 |
| Name | Microsoft Corporation | ULS | 2026-07-29 - 2026-07-29 |
| Name | Microsoft Corporation | ULS | 2026-07-29 - 2026-07-29 |
| Name | Microsoft Corporation | ULS | 2026-07-29 - 2026-07-29 |
| Name | MICROSOFT CORPORATION | ULS | 2026-07-29 - 2026-07-29 |
| Name | MICROSOFT CORPORATION | ULS | 2026-07-29 - 2026-07-29 |
| Name | MICROSOFT CORPORATION | ULS | 2026-07-29 - 2026-07-29 |
| Name | MICROSOFT CORPORATION | ULS | 2026-07-29 - 2026-07-29 |
| Name | Microsoft Corporation | ULS | 2026-07-29 - 2026-07-29 |
| Phone | 2055389365 | ULS | |
| Phone | 4257068757 | ULS | |
| Phone | 4257068757 | ULS |