IEEE 1904.1 Working Group

IEEE 1904.1 Working Group holds 3 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 IEEE 1904.1 Working Group draw from a pool of about 50,331,648 possible MAC addresses in total.

Registered address: 1351 Redwood Way, Petaluma CA US 94954

All 3 prefixes

• 58:D0:8F58:D0:8F:00:00:00 – 58:D0:8F:FF:FF:FF
• 90:82:6090:82:60:00:00:00 – 90:82:60:FF:FF:FF
• C4:E0:32C4:E0:32:00:00:00 – C4:E0:32: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.