2 Pack Lot - 25ft Telephone Handset Receiver Cord Phone Coil Cable 4P4C - Black | eBay
Amazon.com: uxcell Telephone Handset Cord, RJ9 4P4C Phone Handset Jack Cords for landline, 1.2 Ft Spiral Coiled Telephone Extension Wire Extension Cable Line for Home Office, Black Plastic : Electronics
Newhouse Hardware 7 ft. Uncoiled/1.33 ft. Coiled Telephone Handset Cord with RJ9 (4P4C) Connectors, Black (5-Pack) HSC7-BK-05 - The Home Depot
Amazon.com: Belkin Pro Series Coiled Telephone Handset Cord (Black, 25 Feet) : Electronics
Newhouse Hardware 7 ft. Uncoiled/1.33 ft. Coiled Telephone Handset Cord with RJ9 (4P4C) Connectors, Black (5-Pack) HSC7-BK-05 - The Home Depot