OUI Lookup
0012bb
Telecommunications Industry Association TR-41 Committee
Manufacturer Information
- OUI Prefix
- 0012bb
- Manufacturer
- Telecommunications Industry Association TR-41 Committee
- Address
- 2500 Wilson Blvd., Suite 300 Arlington VA US 22201
- Last updated
- 6/13/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0012BB
The OUI prefix 0012BB is assigned to Telecommunications Industry Association TR-41 Committee, based in 2500 Wilson Blvd., Suite 300 Arlington VA US 22201 . It is a MA-L type block of 24 bits (first three octets). Allows up to 16 million unique MAC addresses. If you find this prefix on your network, the devices belong to Telecommunications Industry Association TR-41 Committee.