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 | Blocks |
|---|---|
| Apple, Inc. | 1,553 |
| Cisco Systems, Inc | 1,247 |
| IEEE Registration Authority | 436 |
| Texas Instruments | 392 |
| Commscope | 345 |
| Juniper Networks | 209 |
| Amazon Technologies Inc. | 204 |
| Dell Inc. | 184 |
| Hewlett Packard Enterprise | 176 |
| Silicon Laboratories | 154 |
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