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Optimum Customer Care No.
Updated on Friday, 26 June 2026 - 3:41pm
Organization:
optimum.net International Numbers:
+1-866-200-7186 (For Customer/Technical Support)
+1-866-347-4784 (For Contact Support)
+1-877-694-9474 ((Alternate Contact Support))
Website:
Official Website
iOS App:
My Optimum
Android App:
My Optimum Important Links
Important Contact Details
Support Hours: Mon-Fri, 8am-10pm EST, Sat-Sun, 8am-8pm EST
| Sr No. | Service | Contact No. |
|---|---|---|
| 1 | For Expert Help/For New Customer | 877-829-9471 (24/7) |
| 2 | For Customer Support | 866-200-7273 |
| 3 | Optimum Internet Support | +1 877-739-1485 |
| 4 | Optimum Support & Account Services | 833-987-2989 |
| 5 | For Cutsomer Support Travelling Abroad | 631-414-3508, 611 |
| 6 | Optimum MDU (Multi-Dwelling Unit) Bulk Support | 888-565-5785 |
Offices Contact Details
Support Hours: Mon-Fri, 8am-10pm EST, Sat-Sun, 8am-8pm EST
| Sr No. | Location | Contact No. |
|---|---|---|
| 1 | NY: Bronx, Brooklyn, Westchester | 718-860-3514 |
| 2 | Long Island | 631-393-0637 |
| 3 | New Jersey, Pennsylvania | 973-230-6048 |
| 4 | Connecticut | 203-870-2528, 203-870-2583 |
| 5 | North Carolina/Hendersonville - West Jefferson, NC | 877-491-0050 |
| 6 | Nassau - Suffolk Counties, NY | 631-393-0637 |
| 7 | Bronx - Brooklyn - Westchester, NY | 718-860-3514 |
| 8 | New Jersey - Pennsylvania | 973-230-6048 |
| 9 | All other areas | 833-987-2989 |
Head Office
1 Court Square West,
Long Island City,
NY 11101
Contact No.: 833-640-0958
