Amazon.com: Motorola MB7621 Cable Modem | Pairs with Any WiFi Router | Approved by Comcast Xfinity, Cox, and Spectrum | for Cable Plans Up to 900 Mbps | DOCSIS 3.0 : Electronics
Amazon.com: NETGEAR Nighthawk Cable Modem with Voice (CM1150) - Certified for Xfinity by Comcast Internet & Voice Plans Up to 800Mbps | 2 Phone lines | 4 x 1G Ethernet ports | DOCSIS 3.1 : Electronics
5 Best Optimum Compatible Modems (2023) [Approved & Certified]
Optimum Modem Sale Arris TM802g D3 Optimum Telephone