Best Buy: NETGEAR Dual-Band AC1200 Router with 8 x 4 DOCSIS 3.0 Cable Modem Black C6220-100NAS
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 (MG7700-10) - Newegg.com
Amazon.com: NETGEAR Cable Modem WiFi Router Combo C6220 - Compatible With All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | For Cable Plans Up to 200 Mbps | AC1200 WiFi Speed | DOCSIS 3.0 : Electronics
ARRIS SURFboard DOCSIS 3.1 Cable Modem & Dual-Band Wi-Fi Router for Xfinity and Cox service tiers Black SBG8300 - Best Buy
NETGEAR - AC1200 WiFi Router with DOCSIS 3.0 Cable Modem, up to 1.2Gbps (C6220) - Walmart.com