MAC Address Lookup

Find the vendor name of a device by entering an OUI or a MAC address


America Online, Inc.

OUI prefix: 00:03:8A

Vendor name: America Online, Inc.


44900 Prentice Drive
Dulles VA 20166

Assignment Type MA-L

Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)

Last updated: 17 November 2015

Initial registration: 09 November 2000

MAC Address Vendor Country US map