MAC Address Lookup

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


Potomac Electric Corporation

OUI: 70:B3:D5:E6:3

Vendor name: Potomac Electric Corporation


One Westinghouse Plaza
Boston MA 02136

Assignment Type MA-S

Mac Address Block Small (previously named OUI-36, encompasses IAB Assignments). Number of address 2^12 (4096)

Initial registration: 02 July 2019

MAC Address Vendor Country US map