Bing found the following results
Copper Electrical Wire & Cable at Lowes.com
Wire & Cable Your Way: Electrical Wire By the Foot
Copper - Wire - Electrical - The Home Depot
Bare Copper Wire and Cable | Southwire
Types of Electrical Wires and Cables - The Home Depot
Electrical Wire and Cable Buying Guide - Lowe's
Copper Wire | McMaster-Carr
Understanding Copper Cable: Production and Usage
Wire and Cable | Anixter
Copper Electrical Wire | McMaster-Carr