Vendor directory

17,372 blocks registered in United States.

Page 93 of 174

Every MA-L, MA-M, MA-S, IAB, and CID block IEEE has ever assigned to a named organization, browsable or searchable.

Unique organizations8,982
Total blocks17,372
MA-L count13,540
MA-M count976
MA-S count1,468
IAB count1,289
CID count99
Total address capacity229,859,151,872
Last changed hereAug 29, 2026

Country reflects the address published in the IEEE registration record. It does not indicate where a device was manufactured, sold, located or currently used.

Largest organizations in United States

Organization Prefix Type
🇺🇸 IEEE Registration Authority 58:95:D8:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 58:AD:08:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 58:C4:1E:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 58:E8:76:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 58:FC:DB:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 5C:5A:4C:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 5C:5C:75:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 5C:6A:EC:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 5C:85:7E:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 5C:87:D8:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 5C:F2:86:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 5C:F8:38:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 60:15:92:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 60:15:9F:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 60:95:CE:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 60:A4:34:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 60:D7:E3:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 64:31:39:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 64:33:B5:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 64:62:66:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 64:FB:81:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 68:79:12:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 68:91:D0:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 68:DA:73:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 6C:15:24:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 6C:27:C8:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 6C:2A:DF:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 6C:47:80:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 6C:5C:3D:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 6C:93:08:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 6C:DF:FB:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 70:06:92:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 70:50:E7:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 70:5A:6F:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 70:69:79:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 70:B3:D5:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 70:F8:E7:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 74:19:F8:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 74:1A:E0:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 74:25:84:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 74:33:36:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 74:5B:C5:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 74:A2:35:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 74:E1:4A:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 74:F8:DB:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 78:13:05:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 78:39:2D:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 78:5E:E8:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 78:72:64:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 78:78:35:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 78:C2:C0:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 78:CA:83:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 78:D4:F1:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 78:D8:00:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 78:E9:96:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 7C:45:F9:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 7C:47:7C:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 7C:70:BC:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 7C:83:34:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 7C:BA:CC:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 7C:BC:84:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 7C:CB:E2:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 7C:E4:A1:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 80:02:F4:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 80:0A:80:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 80:1D:0D:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 80:77:86:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 80:7B:85:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 80:A5:79:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 80:E4:DA:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 84:11:C2:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 84:89:EC:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 84:8B:CD:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 84:B3:86:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 84:E0:F4:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 88:3C:C5:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 88:5D:90:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 88:5F:E8:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 88:A6:EF:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 88:A9:A7:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 88:C9:B3:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 8C:14:7D:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 8C:19:2D:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 8C:1C:DA:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 8C:1F:64:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 8C:47:6E:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 8C:51:09:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 8C:55:70:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 8C:59:3C:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 8C:5D:B2:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 8C:A6:82:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 8C:AE:49:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 8C:C8:F4:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 90:15:64:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 90:4E:91:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 90:88:A9:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 90:A9:F7:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 90:C6:82:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 90:E2:FC:00:00:00 /24 MA-L 🇺🇸 IEEE Registration Authority 90:F4:21:00:00:00 /24 MA-L
← Previous Page 93 of 174 Next →