Below you will find the Optimum approved modems list. There are a few options for one to purchase their own modem for Optimum’s internet service.
Read the Cable Modem Buying Guide to help you choose a modem. Do not forget to purchase your modem accessories.
Internet providers have begun removing some DOCSIS 3.0 modems from their networks. To maximize the years of use from a modem, it is strongly recommended to purchase a DOCSIS 3.1 device (the latest standard).
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Jump to the full Optimum approved modem list
Last Updated: January 1, 2022
Recommended Optimum Approved Modems for January 2022
Best DOCSIS 3.1 Modem
| Model # | NETGEAR CM2000 |
| DOCSIS | 3.1 |
| Color | Black |
| WiFi Router | No |
| VoIP Telephone Adapter | No |
Best WiFi Modem
| Model # | NETGEAR CAX80 |
| DOCSIS | 3.1 |
| Color | Black |
| WiFi Router | Yes (WiFi 6) |
| VoIP Telephone Adapter | No |
Best Modem Value
| Model # | NETGEAR CM500 |
| DOCSIS | 3.0 |
| Color | Black |
| WiFi Router | No |
| VoIP Telephone Adapter | No |
Full Optimum Approved Modem List
The Modems Listed Below Are All DOCSIS 3.0 Modems Unless Indicated as a DOCSIS 3.1 Modem
♦ Indicates an Intel Puma Chipset Defect – Do Not Buy
Note: ✅ means Yes, ❌ means No
| Brand | Model # | Channels | VoIP | WiFi |
|---|---|---|---|---|
| ARRIS | TM804 | 8×4 | ✅ | ❌ |
| ARRIS | TM822 | 8×4 | ✅ | ❌ |
| ARRIS | TM1602 ♦ | 24×8 | ✅ | ❌ |
| ARRIS | TM3402 ♦ | DOCSIS 3.1 | ✅ | ❌ |
| NETGEAR | CM500 | 16×4 | ❌ | ❌ |
| NETGEAR | CM600 | 24×8 | ❌ | ❌ |
| NETGEAR | CM1000 | DOCSIS 3.1 | ❌ | ❌ |
| NETGEAR | CM1100 | DOCSIS 3.1 | ❌ | ❌ |
| NETGEAR | CM1200 | DOCSIS 3.1 | ❌ | ❌ |
| NETGEAR | CM2000 | DOCSIS 3.1 | ❌ | ❌ |
| NETGEAR | CAX80 | DOCSIS 3.1 | ❌ | ✅ |
Channels: first # refers to downstream channels, second # refers to upstream channels (e.g. 16×4, means 16 downstream channels and 4 upstream channels)
DOCSIS 3.1 offers the fastest speeds
VoIP: indicates if the modem has telephone capability
WiFi: indicates if the modem has WiFi capability
Optimum Approved Modems Added in August 2017
Arris TG1672G
Optimum Approved Modems Removed in April 2019
ARRIS TG1672G
Cisco DPQ3212
Motorola SBV6220
Optimum Company Information
Optimum Phone Support: 1-866-200-7273
Optimum Regional Phone Support
Optimum serves the following areas: Connecticut, New York (Long Island, Bronx, Brooklyn, Westchester), and New Jersey.