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To order Optimum residential services, use the number listed for your region. Our regional telephone sales lines are open: Monday - Friday, 7am - 11pm and Saturday - Sunday, 7am - 10pm.

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, our customer service lines are open 24 hours a day, seven days a week.

Connecticut

Residential Customer Service

203-870-2583

Residential Sales

203-870-2491 Back to top

New Jersey

Residential Customer Service

973-230-6046

Residential Sales

973-230-2036 Back to top

Long Island

Residential Customer Service

631-393-0636

Residential Sales

631-393-0706 Back to top

NY: Bronx / Brooklyn / Westchester

Residential Customer Service

718-860-3513

Residential Sales

718-975-1179 Back to top

Optimum Business Services

Customer Service/Technical Support

24 hours a day, 7 days a week

888-276-5255

Sales

Monday - Friday: 8am - 7pm

855-267-8468 Back to top