Microsoft Corporation

Microsoft Corporation holds 103 OUI prefixes in the IEEE registry. Each prefix is the first three octets of a MAC address and covers a block of 16,777,216 addresses, so devices built by Microsoft Corporation draw from a pool of about 1,728,053,248 possible MAC addresses in total.

Registered address: 1 Microsoft Way Redmond WA US 98052

All 103 prefixes

• 00:03:FF00:03:FF:00:00:00 – 00:03:FF:FF:FF:FF
• 00:12:5A00:12:5A:00:00:00 – 00:12:5A:FF:FF:FF
• 00:15:5D00:15:5D:00:00:00 – 00:15:5D:FF:FF:FF
• 00:17:FA00:17:FA:00:00:00 – 00:17:FA:FF:FF:FF
• 00:1D:D800:1D:D8:00:00:00 – 00:1D:D8:FF:FF:FF
• 00:22:4800:22:48:00:00:00 – 00:22:48:FF:FF:FF
• 00:25:AE00:25:AE:00:00:00 – 00:25:AE:FF:FF:FF
• 04:27:2804:27:28:00:00:00 – 04:27:28:FF:FF:FF
• 08:35:7D08:35:7D:00:00:00 – 08:35:7D:FF:FF:FF
• 0C:1B:7B0C:1B:7B:00:00:00 – 0C:1B:7B:FF:FF:FF
• 0C:35:260C:35:26:00:00:00 – 0C:35:26:FF:FF:FF
• 0C:41:3E0C:41:3E:00:00:00 – 0C:41:3E:FF:FF:FF
• 0C:E7:250C:E7:25:00:00:00 – 0C:E7:25:FF:FF:FF
• 10:2F:6B10:2F:6B:00:00:00 – 10:2F:6B:FF:FF:FF
• 10:7A:2A10:7A:2A:00:00:00 – 10:7A:2A:FF:FF:FF
• 10:C7:3510:C7:35:00:00:00 – 10:C7:35:FF:FF:FF
• 14:9A:1014:9A:10:00:00:00 – 14:9A:10:FF:FF:FF
• 14:CB:6514:CB:65:00:00:00 – 14:CB:65:FF:FF:FF
• 1C:1A:DF1C:1A:DF:00:00:00 – 1C:1A:DF:FF:FF:FF
• 20:16:4220:16:42:00:00:00 – 20:16:42:FF:FF:FF
• 20:62:7420:62:74:00:00:00 – 20:62:74:FF:FF:FF
• 20:A9:9B20:A9:9B:00:00:00 – 20:A9:9B:FF:FF:FF
• 28:16:A828:16:A8:00:00:00 – 28:16:A8:FF:FF:FF
• 28:18:7828:18:78:00:00:00 – 28:18:78:FF:FF:FF
• 28:EA:0B28:EA:0B:00:00:00 – 28:EA:0B:FF:FF:FF
• 2C:29:972C:29:97:00:00:00 – 2C:29:97:FF:FF:FF
• 2C:54:912C:54:91:00:00:00 – 2C:54:91:FF:FF:FF
• 38:33:C538:33:C5:00:00:00 – 38:33:C5:FF:FF:FF
• 38:56:3D38:56:3D:00:00:00 – 38:56:3D:FF:FF:FF
• 3C:83:753C:83:75:00:00:00 – 3C:83:75:FF:FF:FF
• 3C:FA:063C:FA:06:00:00:00 – 3C:FA:06:FF:FF:FF
• 40:12:7740:12:77:00:00:00 – 40:12:77:FF:FF:FF
• 40:8E:2C40:8E:2C:00:00:00 – 40:8E:2C:FF:FF:FF
• 44:16:2244:16:22:00:00:00 – 44:16:22:FF:FF:FF
• 48:50:7348:50:73:00:00:00 – 48:50:73:FF:FF:FF
• 48:7B:2F48:7B:2F:00:00:00 – 48:7B:2F:FF:FF:FF
• 48:86:E848:86:E8:00:00:00 – 48:86:E8:FF:FF:FF
• 4C:3B:DF4C:3B:DF:00:00:00 – 4C:3B:DF:FF:FF:FF
• 54:4C:8A54:4C:8A:00:00:00 – 54:4C:8A:FF:FF:FF
• 58:79:6158:79:61:00:00:00 – 58:79:61:FF:FF:FF
• 5C:BA:375C:BA:37:00:00:00 – 5C:BA:37:FF:FF:FF
• 68:6C:E668:6C:E6:00:00:00 – 68:6C:E6:FF:FF:FF
• 68:F7:D868:F7:D8:00:00:00 – 68:F7:D8:FF:FF:FF
• 6C:15:446C:15:44:00:00:00 – 6C:15:44:FF:FF:FF
• 6C:5D:3A6C:5D:3A:00:00:00 – 6C:5D:3A:FF:FF:FF
• 70:A8:A570:A8:A5:00:00:00 – 70:A8:A5:FF:FF:FF
• 70:BC:1070:BC:10:00:00:00 – 70:BC:10:FF:FF:FF
• 70:F8:AE70:F8:AE:00:00:00 – 70:F8:AE:FF:FF:FF
• 74:76:1F74:76:1F:00:00:00 – 74:76:1F:FF:FF:FF
• 74:C4:1274:C4:12:00:00:00 – 74:C4:12:FF:FF:FF
• 74:D8:0974:D8:09:00:00:00 – 74:D8:09:FF:FF:FF
• 74:E2:8C74:E2:8C:00:00:00 – 74:E2:8C:FF:FF:FF
• 78:86:2E78:86:2E:00:00:00 – 78:86:2E:FF:FF:FF
• 7C:6D:127C:6D:12:00:00:00 – 7C:6D:12:FF:FF:FF
• 7C:C0:AA7C:C0:AA:00:00:00 – 7C:C0:AA:FF:FF:FF
• 80:C5:E680:C5:E6:00:00:00 – 80:C5:E6:FF:FF:FF
• 84:57:3384:57:33:00:00:00 – 84:57:33:FF:FF:FF
• 84:63:D684:63:D6:00:00:00 – 84:63:D6:FF:FF:FF
• 84:B1:E284:B1:E2:00:00:00 – 84:B1:E2:FF:FF:FF
• 90:20:D790:20:D7:00:00:00 – 90:20:D7:FF:FF:FF
• 90:6A:EB90:6A:EB:00:00:00 – 90:6A:EB:FF:FF:FF
• 94:9A:A994:9A:A9:00:00:00 – 94:9A:A9:FF:FF:FF
• 98:5F:D398:5F:D3:00:00:00 – 98:5F:D3:FF:FF:FF
• 98:7A:1498:7A:14:00:00:00 – 98:7A:14:FF:FF:FF
• 9C:6C:159C:6C:15:00:00:00 – 9C:6C:15:FF:FF:FF
• 9C:AA:1B9C:AA:1B:00:00:00 – 9C:AA:1B:FF:FF:FF
• A0:4A:5EA0:4A:5E:00:00:00 – A0:4A:5E:FF:FF:FF
• A0:85:FCA0:85:FC:00:00:00 – A0:85:FC:FF:FF:FF
• A8:8C:3EA8:8C:3E:00:00:00 – A8:8C:3E:FF:FF:FF
• AC:8E:BDAC:8E:BD:00:00:00 – AC:8E:BD:FF:FF:FF
• B8:31:B5B8:31:B5:00:00:00 – B8:31:B5:FF:FF:FF
• B8:4F:D5B8:4F:D5:00:00:00 – B8:4F:D5:FF:FF:FF
• B8:5C:5CB8:5C:5C:00:00:00 – B8:5C:5C:FF:FF:FF
• B8:BA:66B8:BA:66:00:00:00 – B8:BA:66:FF:FF:FF
• BC:83:85BC:83:85:00:00:00 – BC:83:85:FF:FF:FF
• C0:D6:D5C0:D6:D5:00:00:00 – C0:D6:D5:FF:FF:FF
• C4:61:C7C4:61:C7:00:00:00 – C4:61:C7:FF:FF:FF
• C4:9D:EDC4:9D:ED:00:00:00 – C4:9D:ED:FF:FF:FF
• C4:C0:0AC4:C0:0A:00:00:00 – C4:C0:0A:FF:FF:FF
• C4:CB:76C4:CB:76:00:00:00 – C4:CB:76:FF:FF:FF
• C8:3F:26C8:3F:26:00:00:00 – C8:3F:26:FF:FF:FF
• C8:96:65C8:96:65:00:00:00 – C8:96:65:FF:FF:FF
• CC:0D:CBCC:0D:CB:00:00:00 – CC:0D:CB:FF:FF:FF
• CC:60:C8CC:60:C8:00:00:00 – CC:60:C8:FF:FF:FF
• CC:76:45CC:76:45:00:00:00 – CC:76:45:FF:FF:FF
• CC:AA:00CC:AA:00:00:00:00 – CC:AA:00:FF:FF:FF
• CC:B0:B3CC:B0:B3:00:00:00 – CC:B0:B3:FF:FF:FF
• D0:92:9ED0:92:9E:00:00:00 – D0:92:9E:FF:FF:FF
• D4:8F:33D4:8F:33:00:00:00 – D4:8F:33:FF:FF:FF
• D8:E2:DFD8:E2:DF:00:00:00 – D8:E2:DF:FF:FF:FF
• DC:98:40DC:98:40:00:00:00 – DC:98:40:FF:FF:FF
• E4:2A:ACE4:2A:AC:00:00:00 – E4:2A:AC:FF:FF:FF
• E4:FA:DEE4:FA:DE:00:00:00 – E4:FA:DE:FF:FF:FF
• E4:FB:1EE4:FB:1E:00:00:00 – E4:FB:1E:FF:FF:FF
• E8:A7:2FE8:A7:2F:00:00:00 – E8:A7:2F:FF:FF:FF
• E8:F6:73E8:F6:73:00:00:00 – E8:F6:73:FF:FF:FF
• EC:46:84EC:46:84:00:00:00 – EC:46:84:FF:FF:FF
• EC:59:E7EC:59:E7:00:00:00 – EC:59:E7:FF:FF:FF
• EC:83:50EC:83:50:00:00:00 – EC:83:50:FF:FF:FF
• F0:1D:BCF0:1D:BC:00:00:00 – F0:1D:BC:FF:FF:FF
• F0:6E:0BF0:6E:0B:00:00:00 – F0:6E:0B:FF:FF:FF
• F4:6A:D7F4:6A:D7:00:00:00 – F4:6A:D7:FF:FF:FF
• FC:8C:11FC:8C:11:00:00:00 – FC:8C:11:FF:FF:FF

Have a full MAC address? Look it up to see which of these prefixes it belongs to — or browse the full manufacturer directory.