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Phone List

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



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New Jersey
Residential Customer Service
973-230-6046

Residential Sales
973-230-2036



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Long Island
Residential Customer Service
631-393-0636

Residential Sales
631-393-0706



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NY: Bronx / Brooklyn / Westchester
Residential Customer Service
718-860-3513

Residential Sales
718-975-1179



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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



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Corporate Headquarters

Cablevision Systems Corp.
1111 Stewart Avenue
Bethpage, NY 11714
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