PROMO CODE
5G Switch Deal: Save HK$618 with 3HK Promo Code
See Details + Port in to 3HK and enjoy HK$618 off selected 5G plans. Get 50GB data for just HK$122/month, plus bonus 3GB China & Macau roaming and 5GB extra local data for MoneyBack members! Expires: 2025-07-31
Port in to 3HK and enjoy HK$618 off selected 5G plans. Get 50GB data for just HK$122/month, plus bonus 3GB China & Macau roaming and 5GB extra local data for MoneyBack members! Expires: 2025-07-31
PROMO CODE
3Hong Kong Coupon new users: Extra 3GB Welcome Bonus
See Details + New users who sign up through 3HK’s online portal can receive an extra 3GB of data as a welcome bonus. Use a 3Hong Kong Coupon during your first subscription to unlock this limited-time offer. VALID FOR ALL THE CURRENT YEAR
New users who sign up through 3HK’s online portal can receive an extra 3GB of data as a welcome bonus. Use a 3Hong Kong Coupon during your first subscription to unlock this limited-time offer. VALID FOR ALL THE CURRENT YEAR
PROMO CODE
3HK Promo Code: Get HK$300 Off Flagship Devices
See Details + Take HK$300 off select flagship smartphones when activating a new 5G plan online. Simply apply a 3HK Promo Code during checkout and enjoy instant savings on the latest mobile tech. VALID FOR ALL THE CURRENT YEAR
Take HK$300 off select flagship smartphones when activating a new 5G plan online. Simply apply a 3HK Promo Code during checkout and enjoy instant savings on the latest mobile tech. VALID FOR ALL THE CURRENT YEAR
PROMO CODE
Exclusive 15% Off for Business & EDU Members with 3HK Coupon
See Details + If you’re a Lenovo EDU or Pro member shopping with a bundled 3HK SIM plan, enjoy 15% off eligible devices and plans with a 3HK Coupon applied. This discount is perfect for students, educators, and small businesses looking for affordable mobile service. VALID FOR ALL THE CURRENT YEAR
If you’re a Lenovo EDU or Pro member shopping with a bundled 3HK SIM plan, enjoy 15% off eligible devices and plans with a 3HK Coupon applied. This discount is perfect for students, educators, and small businesses looking for affordable mobile service. VALID FOR ALL THE CURRENT YEAR
PROMO CODE
3HK Promo Code for Extra Roaming Data in China & Macau
See Details + Apply a 3HK Promo Code to select Greater Bay Area plans and receive extra GBs of cross-border roaming in Mainland China and Macau — at no additional cost. Ideal for commuters, business users, or anyone moving across regions regularly. VALID FOR ALL THE CURRENT YEAR
Apply a 3HK Promo Code to select Greater Bay Area plans and receive extra GBs of cross-border roaming in Mainland China and Macau — at no additional cost. Ideal for commuters, business users, or anyone moving across regions regularly. VALID FOR ALL THE CURRENT YEAR
PROMO CODE
Enjoy Up to 9% Rebate with 3Hong Kong Coupon Plans
See Details + Eligible monthly SIM plans now come with a rebate of up to 9% on your contract value. Apply a 3Hong Kong Coupon to activate the rebate offer and get more value every month — perfect for long-term users who want both data and rewards. VALID FOR ALL THE CURRENT YEAR
Eligible monthly SIM plans now come with a rebate of up to 9% on your contract value. Apply a 3Hong Kong Coupon to activate the rebate offer and get more value every month — perfect for long-term users who want both data and rewards. VALID FOR ALL THE CURRENT YEAR
PROMO CODE
Save Extra HK$200 with 3HK Promo Code on Broadband Bundles
See Details + New subscribers can enjoy up to HK$200 off when they combine 5G mobile service with selected home broadband plans. Enter a 3HK Promo Code at checkout to activate the bundle discount and get seamless connectivity across devices. VALID FOR ALL THE CURRENT YEAR
New subscribers can enjoy up to HK$200 off when they combine 5G mobile service with selected home broadband plans. Enter a 3HK Promo Code at checkout to activate the bundle discount and get seamless connectivity across devices. VALID FOR ALL THE CURRENT YEAR
PROMO CODE
3HK Promo Code on 5G SIM Plans Up to HK$618
See Details + When you subscribe to a 5G SIM-only plan online, you’ll unlock limited-time rebates and extra data perks. Plans start from 30GB to 100GB, and port-in customers can benefit from waived admin fees and cash rebates up to HK$618 — even more when a 3HK Promo Code is applied at checkout. VALID FOR ALL THE CURRENT YEAR
When you subscribe to a 5G SIM-only plan online, you’ll unlock limited-time rebates and extra data perks. Plans start from 30GB to 100GB, and port-in customers can benefit from waived admin fees and cash rebates up to HK$618 — even more when a 3HK Promo Code is applied at checkout. VALID FOR ALL THE CURRENT YEAR
PROMO CODE
3Hong Kong Coupon July 2025: Get Rewards with 5G Phones
See Details + Pair your new 5G phone with an eligible plan and receive up to 3,000 MoneyBack points as a reward. These points can be used like cash at partner retailers. No extra steps needed — simply apply the 3Hong Kong Coupon offer at checkout when subscribing to a qualifying contract. VALID FOR ALL THE CURRENT YEAR
Pair your new 5G phone with an eligible plan and receive up to 3,000 MoneyBack points as a reward. These points can be used like cash at partner retailers. No extra steps needed — simply apply the 3Hong Kong Coupon offer at checkout when subscribing to a qualifying contract. VALID FOR ALL THE CURRENT YEAR
PROMO CODE
HK$3600 Off 3HK Promo Code on Smartphones
See Details + Apply a 3HK Promo Code when purchasing selected handsets to save up to HK$3,600. Whether you choose the latest Samsung Galaxy, iPhone, or HONOR device, using a promo code ensures you’re getting the best possible value with your mobile plan. VALID FOR ALL THE CURRENT YEAR
Apply a 3HK Promo Code when purchasing selected handsets to save up to HK$3,600. Whether you choose the latest Samsung Galaxy, iPhone, or HONOR device, using a promo code ensures you’re getting the best possible value with your mobile plan. VALID FOR ALL THE CURRENT YEAR
OFFER
HK$100 Off eSIM Activation
See Details + Switching to eSIM? Use a 3Hong Kong Coupon during activation and enjoy a HK$100 discount on setup fees. A smooth, paperless setup — now even more affordable. VALID FOR ALL THE CURRENT YEAR
Switching to eSIM? Use a 3Hong Kong Coupon during activation and enjoy a HK$100 discount on setup fees. A smooth, paperless setup — now even more affordable. VALID FOR ALL THE CURRENT YEAR
OFFER
Free SIM Delivery in 24 Hours
See Details + Apply a valid 3HK Promo Code when subscribing online and enjoy free express SIM card delivery within 24 hours. Get connected fast without the hassle of in-store visits. VALID FOR ALL THE CURRENT YEAR
Apply a valid 3HK Promo Code when subscribing online and enjoy free express SIM card delivery within 24 hours. Get connected fast without the hassle of in-store visits. VALID FOR ALL THE CURRENT YEAR
OFFER
Weekend Special: 3HK Promotions for Flash Rebate
See Details + Keep an eye out for Friday–Sunday flash rebates. With a limited-use 3HK Promo Code, you can unlock a one-time HK$100 rebate on selected SIM or device contracts during weekend checkout. VALID FOR ALL THE CURRENT YEAR
Keep an eye out for Friday–Sunday flash rebates. With a limited-use 3HK Promo Code, you can unlock a one-time HK$100 rebate on selected SIM or device contracts during weekend checkout. VALID FOR ALL THE CURRENT YEAR
OFFER
$0 Deposit on Selected Plans
See Details + Skip the hassle of upfront deposits. Select 3HK SIM plans now offer a $0 deposit option when activated with a verified 3HK Promo Code. Available for both new customers and those switching from other networks. VALID FOR ALL THE CURRENT YEAR
Skip the hassle of upfront deposits. Select 3HK SIM plans now offer a $0 deposit option when activated with a verified 3HK Promo Code. Available for both new customers and those switching from other networks. VALID FOR ALL THE CURRENT YEAR
OFFER
Get an Extra SIM Free for 3 Months with 3Hong Kong Promo
See Details + Need to share your data plan across devices? Some 5G multi-SIM plans come with a bonus SIM free for 3 months. Apply a 3Hong Kong Promo Code to activate this limited-time benefit and manage multiple phones or tablets without extra monthly charges. VALID FOR ALL THE CURRENT YEAR
Need to share your data plan across devices? Some 5G multi-SIM plans come with a bonus SIM free for 3 months. Apply a 3Hong Kong Promo Code to activate this limited-time benefit and manage multiple phones or tablets without extra monthly charges. VALID FOR ALL THE CURRENT YEAR
OFFER
Upgrade Accessories for Just HK$1 w/3HK Coupon Add-Ons
See Details + Choose select accessories like phone grips, cables, or cases for only HK$1 when you activate a new monthly SIM plan. Use a 3HK Coupon during sign-up to unlock this low-price accessory upgrade — a great way to complete your mobile setup. VALID FOR ALL THE CURRENT YEAR
Choose select accessories like phone grips, cables, or cases for only HK$1 when you activate a new monthly SIM plan. Use a 3HK Coupon during sign-up to unlock this low-price accessory upgrade — a great way to complete your mobile setup. VALID FOR ALL THE CURRENT YEAR
OFFER
Apply for 3HK Seasonal Flash Deals and get up to 80% Off
See Details + Look out for time-limited sales where popular phones are offered at steep discounts—or even free—with selected 5G plans. These seasonal offers often include additional data for roaming or extra service perks. VALID FOR ALL THE CURRENT YEAR
Look out for time-limited sales where popular phones are offered at steep discounts—or even free—with selected 5G plans. These seasonal offers often include additional data for roaming or extra service perks. VALID FOR ALL THE CURRENT YEAR
OFFER
Add Smart Tech to Your Plan from HK$111
See Details + You can bundle wearable devices, tablets, or accessories into your monthly plan with low monthly payments. These add-ons let you stay connected and stylish without paying the full price upfront. VALID FOR ALL THE CURRENT YEAR
You can bundle wearable devices, tablets, or accessories into your monthly plan with low monthly payments. These add-ons let you stay connected and stylish without paying the full price upfront. VALID FOR ALL THE CURRENT YEAR
OFFER
Exclusive Plans for University Students with 50GB w/ 3 Hong Kong Coupon Code
See Details + Students can enjoy great value with a dedicated 5G plan that includes 50GB data, unlimited usage on campus, voice minutes, and regional roaming—all at a student-friendly price, with waived setup fees. VALID FOR ALL THE CURRENT YEAR
Students can enjoy great value with a dedicated 5G plan that includes 50GB data, unlimited usage on campus, voice minutes, and regional roaming—all at a student-friendly price, with waived setup fees. VALID FOR ALL THE CURRENT YEAR
OFFER
Budget-Friendly 4.5G Plans with up to 65% Off
See Details + Affordable monthly SIM plans starting at HK$88 offer plenty of local data and some regional roaming. For heavier users, unlimited local data plans are also available at a competitive rate. VALID FOR ALL THE CURRENT YEAR
Affordable monthly SIM plans starting at HK$88 offer plenty of local data and some regional roaming. For heavier users, unlimited local data plans are also available at a competitive rate. VALID FOR ALL THE CURRENT YEAR
OFFER
Online-Only 5G SIM from HK$124 monthly fee
See Details + Take advantage of special 5G SIM plans only available through the 3HK website. These plans include generous data (30GB to 100GB), roaming between Hong Kong, China, and Macau, and voice minutes. New users switching from another provider can enjoy extra rebates and no admin fee. VALID FOR ALL THE CURRENT YEAR
Take advantage of special 5G SIM plans only available through the 3HK website. These plans include generous data (30GB to 100GB), roaming between Hong Kong, China, and Macau, and voice minutes. New users switching from another provider can enjoy extra rebates and no admin fee. VALID FOR ALL THE CURRENT YEAR
OFFER
Get Rewarded with 5G Phone Plans
See Details + When you purchase a new 5G smartphone with an eligible postpaid plan, you can collect thousands of MoneyBack points. It’s a simple way to earn rewards while enjoying the latest mobile technology, especially with 24-month contracts. VALID FOR ALL THE CURRENT YEAR
When you purchase a new 5G smartphone with an eligible postpaid plan, you can collect thousands of MoneyBack points. It’s a simple way to earn rewards while enjoying the latest mobile technology, especially with 24-month contracts. VALID FOR ALL THE CURRENT YEAR
OFFER
Special Savings on Popular Smartphones w/ 3HK Promo Code
See Details + 3HK is offering major discounts on selected mobile devices when you sign up for a designated service plan. Depending on the model and storage, you can enjoy savings of up to HK$3,600. Perfect for those looking to upgrade at a lower cost. VALID FOR ALL THE CURRENT YEAR
3HK is offering major discounts on selected mobile devices when you sign up for a designated service plan. Depending on the model and storage, you can enjoy savings of up to HK$3,600. Perfect for those looking to upgrade at a lower cost. VALID FOR ALL THE CURRENT YEAR
NEVER MISS A PROMO CODE!
YOU WILL FIND EVERY VALID PROMO CODES AND DISCOUNTS
3HK Discount Codes You Just Missed
3 Hong Kong Coupon Code 60% Off
See Details +
55% Extra 3HK Promo Code
See Details +
How to Use a 3 Hong Kong ( 3HK )Promo Code
Using a 3 Hong Kong (3HK) promo code is a simple and effective way to save on mobile plans, devices, and value-added services. Whether you're shopping online for a new phone or subscribing to a data plan, entering a promo code at checkout can unlock exclusive discounts and special offers.
To begin, visit the official 3HK website and browse the latest promotions or select the product or plan you wish to purchase. After adding your selection to the cart, proceed to the checkout page. You will see a designated field labeled “Promo Code” or “Discount Code.” Carefully enter your valid 3HK promo code in this field, then click “Apply” to activate the offer.
It’s important to ensure that your promo code is still valid and meets any conditions, such as a minimum spend, specific product category, or limited-time usage. Some promo codes are exclusive to first-time users or specific payment methods, so always review the terms and conditions.
Once the code is successfully applied, your discount will appear in the order summary. Complete your purchase as usual to enjoy the savings. Using a 3HK promo code is one of the easiest ways to get more value out of your mobile services in Hong Kong.
Sace Big with 3HK Monthly SIM Plans
5G Monthly SIM Plans
-
30GB Plan – HK$124/month
Includes 1GB China-HK-Macau shared data + 3,000 voice mins. Port-in offer: admin fee waived + up to HK$618 rebate. -
50GB Plan – HK$148/month
4GB China-HK-Macau data + 3,000 voice mins. Optional add-ons: unlimited local data, streaming, or Asia roaming. -
60GB Plan – HK$188/month
4GB China-HK-Macau data + 3,000 voice mins. Upgrade options available. -
100GB Plan – HK$228/month
4GB China-HK-Macau data + 3,000 voice mins. Bonus services optional. -
Multi-SIM Plans (Shared Data)
-
60GB (2 SIMs) – HK$268/month
-
100GB (2 SIMs) – HK$308/month
Shared across 2 SIMs, includes 4GB China-HK-Macau roaming + unlimited throttled data (1Mbps) after cap.
-
4.5G Monthly SIM Plans
-
16GB Plan – HK$88/month
Includes 2GB China-HK-Macau data + 3,000 voice mins. -
20GB Plan – HK$98/month
Bonus 8GB for port-in customers + 3,000 voice mins. -
Unlimited Data Plan – HK$120/month
Includes 3,000 voice mins. Unlimited data at full speed.
Student (Tertiary) 5G Plan
-
50GB Plan – HK$148/month
Includes unlimited campus data + 3GB China-HK-Macau + 3,000 voice mins. Valid student ID required.
Why MyCouponCodes Loves 3HK
At MyCouponCodes, we love 3HK because it consistently delivers great value, flexibility, and innovation for mobile users in Hong Kong. With a wide range of 5G and 4.5G monthly SIM plans, 3HK caters to students, professionals, families, and travelers alike — all while keeping prices competitive.
What really stands out is 3HK’s generous promotions: from rebates and free add-ons to limited-time deals and exclusive 3HK Promo Codes, customers can regularly save on everything from high-speed data plans to premium smartphones. Their promo code support for 5G monthly SIM plans makes them a clear favorite for first-time users looking for an affordable way to upgrade.
3HK also offers unique perks like multi-SIM sharing, data roaming plans for the Greater Bay Area, and interest-free installments on device bundles. Their user-friendly website, responsive customer support, and reliable coverage only strengthen the case.
For MyCouponCodes, 3HK isn’t just a telco — it’s a trusted partner that helps users save smart, stay connected, and enjoy more value with every purchase.
🎯 Annual Highlights: 3HK’s Best Discounts
🎯 Annual Highlights: 3HK’s Best Discounts
1. Port-In & New Customer Deals
3HK frequently offers extra data, rebated administrative fees, or one-off credits when you port-in from another provider. These promotions typically arrive multiple times a year, notably during spring and summer.
2. 5G Plan Rebates & Value-Added Offers
Expect 5–10% off monthly fees or bonus data for 12–24 months with plans like the 30GB or 50GB 5G packages. Periodic discounts also include add-ons like unlimited campus data for students or roaming data for Mainland/Greater Bay Area subscribers.
3. Device Bundle Promotions
Seasonal promotions around Lunar New Year, Back-to-School, and Christmas often combine popular smartphones or wearables with 0% installment plans and bill rebates. Offers sometimes include exclusive 3HK promo codes to stack discounts.
4. Online-Exclusive Flash Sales
Flash deals appear on 3HK’s official website and app. These include same-day purchase discounts, free accessories with selected plans, and limited-time discounts up to 20%—especially tied to eSIM, multi-SIM, or roaming plan categories.
5. Member-Only Perks & Top-Up Bonuses
Registered users can access occasional top-up incentives, free data, or special rate periods. Loyalty rewards and coupons are often available for app logins or completing survey campaigns.
6. Roaming & Prepaid Promotions
Short-term prepaid packages for travelers (e.g., 8GB for 8 days roaming in Asia) cycle throughout peak travel months and align with holidays like Golden Week, Summer, and Christmas.
3HK (3 Hong Kong) Customer Support
For inquiries, mobile service assistance, or account support, you can reach 3HK through the following channels:
Customer Service Hotline:
📞 +852 3166 2222
🕒 Service Hours: Monday to Sunday, 9:00 AM – 9:00 PM
Email Support:
📧 cs@three.com.hk
Live Chat:
💬 Available on the official 3HK website for real-time support.
Social Media & Online Support:
🌐 Website: www.three.com.hk
📱 Facebook: @3HongKong
📱 Instagram: @3hongkong_official
For fast answers, visit the 3HK Help Center online for FAQs, plan details, troubleshooting steps, and self-service options.
3HK Frequently Asked question (FAQs)
What is a 3 Hong Kong Promo Code?
A 3 Hong Kong Promo Code is a special discount code you can apply when purchasing devices, SIM plans, or value-added services from the official 3HK website. It allows customers to enjoy instant savings or exclusive benefits during promotional periods.
Where can I find a valid 3HK Coupon?
You can find the latest 3HK Coupons on the 3HK website, their official app, promotional emails, or through trusted coupon platforms. Be sure to check the expiry date and any specific usage conditions before applying a coupon.
How do I apply a 3HK Promo Code 5G to my order?
At checkout, enter your 3HK Promo Code 5G in the promo code box before confirming payment. If the code is valid, your discount will be applied automatically to your total.
Are 3 Hong Kong Promo Codes available for existing customers?
Some 3 Hong Kong Promo Codes are open to all users, while others are exclusive to new customers or specific upgrade paths. Existing customers should look out for loyalty offers or special codes during seasonal promotions.
Can I use a 3HK Coupon 5G Monthly SIM Plan for new subscriptions?
Yes, many 3HK Coupon 5G Monthly SIM Plan offers are targeted at new customers or first-time subscribers. Always check the terms to ensure eligibility for discounts on your selected plan.
Can I combine a 3HK Coupon with other offers or rebates?
In most cases, 3HK Coupons cannot be combined with other promotions or bundled deals. However, there may be exceptions during special campaigns. Read the fine print to understand what is allowed.
Is there a 3HK Promo Code 5G discount for online-only plans?
Yes, 3HK occasionally provides promo codes or exclusive online discounts for 5G plans. These deals may include extra data, lower monthly fees, or additional perks when using a 3HK Promo Code 5G at checkout.