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- Multiple Telephone LInes with Optimum Voice® for Business
- What features come with Optimum Online for Business?
- Using Hunt Groups
- DVR with iO® for business
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- No contracts with Optimum Online® for Business
- About My Optimum Voice® for Business phone number
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- Are sales tax & franchise fees included?
| Contact Us: | Hours of Operation | Days |
|---|---|---|
| Sales - 1-800-613-9857 | 8:30 a.m. - 9 p.m. | Monday - Friday |
| Customer Service - 1-866-575-8000 | 24 hours | 7 days a week |
| Installation & Pending Surveys | 8:30 a.m. - 5:30 p.m. | Monday - Friday |
| Technical Support: Optimum Online, Optimum Voice and iO TV for Business | 24 hours | 7 days a week |
