30-Piece, 24-Color 1000 Large Yards Cotton Sewing Thread Set SK04 - The Home Depot
How to Buy the Right Thread for Your Sewing Machine and Sew Clothes — Sew Sew Lounge
Machine Embroidery Thread Set (40 pcs x 500 yd) – MadamSew
Carriage Hand Sewing Thread 35 Yards — Tandy Leather, Inc.
The Quilters Studio, a local fabric store in Fairfax, VA with an extensive international online store including quality sewing and quilting fabric, notions, kits, patterns and books. Janome, Elna and Handi Quilter
Best fabric stores in NYC for garments and sewing supplies
Sewing Thread 101 How to Choose the Right Thread for Sewing