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Our regional telephone sales lines are open:
Monday - Friday, 7 a.m. - 11 p.m.
Saturday, 7 a.m. - 10 p.m.
Sunday, 7 a.m. - 10 p.m.
Many common issues with cable service can be fixed immediately by performing a few simple troubleshooting steps. Browse our Customer Service section and quickly find the answers to common questions about Optimum's products and services before you call for assistance. If you do need to call, customer service technical support is provided 24 hours a day. All other support is available from 9am - 5pm EST Mon - Fri and Saturday 9:00am - 1:00pm EST closed on Sunday. Your current billing information and other support features are available on the Optimum Support App and TV channel 900.
Call us at: 1-866-218-3259
Residential Customer Service
203-870-2583
Residential Sales
203-870-2491 Back to top
Residential Customer Service
973-230-6046
Residential Sales
973-230-2036 Back to top
Residential Customer Service
631-393-0636
Residential Sales
631-393-0706 Back to top
Residential Customer Service
718-860-3513
Residential Sales
718-975-1179 Back to top
For Optimum Business Services, please visit our Business Support page.