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About OptimumISP WebHosting Small Business Solutions
Customer Support
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Contact Us

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E-Mail

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US Mail (Snail Mail)

Optimum ISP
227 Harrison Ave.
Harrison, NJ 07029

Telephone and Fax

Main Office: (973) 357 3700
Tech Support: (973) 357 3700 ext. 311
Sales: (973) 357 3700 ext. 313
Fax: (973) 867 3656

Hours of Operation

Tech Support: 10:00 AM - 6:00 PM (Mon - Fri)
Tech Support: 6:00  PM - 10:00 PM (Mon - Sat) * 
Customer Service: 9:00 AM - 6:00 PM (Mon - Fri)

 

 

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