Best Optimum Online Compatible Modems

NETGEAR Nighthawk Cable Modem CM1200 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 2 Gigabits | 4 x 1G Ethernet Ports | DOCSIS 3.1, Black

NETGEAR DOCSIS 3.1 Gigabit Cable Modem. Max Download speeds of 6.0 Gbps, for XFINITY by Comcast and Cox. Compatible with Gig-Speed from Xfinity (CM1000)

NETGEAR Cable Modem (32x8) DOCSIS 3.0 | for XFINITY by Comcast, Time Warner Cable, Cox, Charter & More (CM700-1AZNAS)

Motorola MG7700 24x8 Cable Modem Plus AC1900 Dual Band WiFi Gigabit Router with Power Boost, 1000 Mbps Maximum Docsis 3.0 - Approved by Comcast Xfinity, Cox and More

ARRIS CM820A Cable Modem DOCSIS 3.0 (Latest Version - 1 Step Activation)

ARRIS Surfboard Gigabit Docsis 3.1 Cable Modem, Approved for Cox, and Xfinity. (SB8200)

Arris Surfboard (16x4) Docsis 3.0 Cable Modem Plus AC1900 Dual Band Wi-Fi Router, Certified for Xfinity, Spectrum, Cox & More (SBG6950AC2),Black

NETGEAR Cable Modem Router Combo C6250 - Dual Band, Compatible with Cable Providers Including Xfinity, Spectrum, Cox | for Cable Plans Up to 300 Mbps | AC1600 Wi-Fi | DOCSIS 3.0

Cisco EPC3212 Cable Modem

ARRIS SURFboard T25 DOCSIS 3.1 Gigabit Cable Modem, Comcast Xfinity Internet & Voice, Two 1 Gbps Ports, 2 Telephony Ports, 800 Mbps Max with Xfinity Internet Plans,Black