MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
WILLIAMS COMMUNICATIONS GROUP
OUI History
WILLIAMS COMMUNICATIONS GROUP
17 November 2015
ADVANCED TECHNOLOGIES, TULSA OK 74103, US
Update(s):- Address
WILLIAMS COMMUNICATIONS GROUP
05 June 2002
ADVANCED TECHNOLOGIES, 111 EAST FIRST, TULSA OK 74103, UNITED STATES
Update(s):- Address
WILLIAMS COMMUNICATIONS GROUP
22 April 1998
ADVANCED TECHNOLOGIES, 111 EAST FIRST, TULSA OK 74103
Note:- Initial registration