iPhone
Settings > General > About
Android
Settings > About Phone > Status
iPad
Settings > General > About
You may also be able to see the IMEI printed on the back of your iPad.
Each carrier has their own unlocking policy. Visit Optimum Support for a list of unlocking policies and contact info by carrier, including T-Mobile, AT&T, Verizon, and more. For the most accurate information about unlocking your phone, reach out to your previous carrier directly.
Qualify for device financing?
Check if you qualify for device financingPromo Code
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${getPromoDescription(promo)}Promo code credits show in 1-2 bill cycles. Trade-in offers may take 2-3 bill cycles to post. Pricing in your cart or order summary may not reflect all offers.
Displayed Mobile pricing is for Optimum Internet customers. After 3 bill cycles, a surcharge of $20/mo. per line will be added unless Optimum Internet account is linked to Mobile account.
Unlimited Plan Multi-line Savings: $30/mo. pricing reflects per line charge for domestic talk, text, and Unlimited data. Requires 2+ lines of service. Autopay required. Other terms and conditions apply; visit www.optimum.com/mobile/plan for plan details.
Quality of service (QoS): Optimum Mobile leverages T-Mobile 4G LTE and 5G networks to deliver nationwide network coverage. After reaching 1 GB or 3 GB data cap, data is reduced to 2G (128 Kbps) speeds for the remainder of the bill cycle. Additional data purchases available once 1 GB/3 GB data cap is reached. After reaching 20 GB (for Unlimited data plans) or 50 GB (for Unlimited Max data plans) data is reduced to 3G (512 Kbps) speeds for the remainder of the bill cycle. Subject to this QoS policy, tethering at 600 Kbps and video streaming at SD quality (about 480p), for by the Gig plans, and after 5 GB of tethered data usage for Unlimited Data plan. For Unlimited Max plan, speeds will be reduced to 3G (512 Kbps) after 15 GB of tethered data usage in a month for the remainder of the billing period, and streaming video will be at HD quality (720p). Domestic off-net (roaming) at 2G speeds. See our Broadband Disclosure for additional performance and network management details.
*1 GB, 3 GB, Unlimited & Unlimited Max plan details: AutoPay required. New Optimum Mobile lines only, cannot be applied to existing lines of service. Other monthly charges apply per line, including $20 activation fee, and may include roaming charges, taxes, government fees, and other Optimum Mobile fees and surcharges (including USF fee). Pricing, offer, and terms subject to change at any time. Data options may be switched at any time during the bill cycle. Downgrade limited to 1x per bill cycle and effective with the following bill cycle. Upgrades effective immediately. International talk/text from U.S. and talk/text/data while traveling abroad not included.
Non-Internet Customer Surcharge:
Promo code credits show in 1-2 bill cycles. Trade-in offers may take 2-3 bill cycles to post. Pricing in your cart or order summary may not reflect all offers.
Displayed Mobile pricing is for Optimum Internet customers. After 3 bill cycles, a surcharge of $20/mo. per line will be added unless Optimum Internet account is linked to Mobile account.
Other restrictions: Credit approval may be required. Offer subject to discontinuance at any time, not available everywhere or for all phones/networks, and may not be combined with any other Optimum Mobile offers. Other terms and conditions apply; see optimum.com/mobile/plan for plan details. All rights reserved. © 2024 CSC Holdings, LLC.
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Are you sure you want to remove this offer from your cart?
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| ${firstColumnTitle} | ${secondColumnTitle} | ${thirdColumnTitle} | ||
|---|---|---|---|---|
| ${numberOfLinesLabel(discount.numberOfLines)} | $${discount.amount} off | - | $${discount.amount * discount.numberOfLines} off | - |
