MAC address blocks by region

A continental view of the current registration addresses in the IEEE registry.

MAC address or OUI prefix Look up

Region	Blocks	Addresses	Organizations	Countries
Asia	25,656	327 billion	13,268	37
Americas	19,425	252 billion	10,127	23
Europe	12,664	98.3 billion	9,445	43
Oceania	649	4.7 billion	551	6
Other regions	357	3.3 billion	69	1
Africa	170	1.5 billion	147	17

Complete as of the current IEEE registry deploy. Dates are when each registration was first observed in public data, not legal assignment dates.