Top picks for Ulsan SIM card

Discover 29 SIM card in Ulsan on Trip.com, updated 8 November 2026, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From £0.05 per person, with an average total of £1.28. Choose the option that suits your plan.

With 52.855k verified reviews, SIM card Ulsan boast an average rating of 4.6.

This week's most popular SIM card: "South Korea 5G eSIM | ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | QR Code", with 14.889k reviews and a 4.6 rating.

The next available day tour departs on 9 November 2026. Book now to secure your spot!

Ulsan SIM card usually take about 1 hours — perfect for a relaxed, immersive experience!

November is the perfect time to visit Ulsan! Choose from 29 available day tours, including seasonal favorites like South Korea 5G eSIM | ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | QR Code.

Your trip, worry-free! All day tours are run by licensed suppliers with verified reviews, and many include free cancellation before departure.

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29 results for Ulsan SIM card

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Reviews/Trip Moments

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Reviews: South Korea 5G eSIM | ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | QR Code
Guest User2026-11-08
The internet was available throughout the entire trip. I used maps, social media, and downloaded videos; I was always connected.
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Reviews: South Korea 5G eSIM | Supports Google Maps / ChatGPT | Daily/Total Data Plans | 24-Hour Billing | 1–30 Days | QR Code
Guest User2026-11-05
good plan in korea recieved immediately after tje booking confirmed easy to set up and fast internet connection
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Reviews: 5G/4G eSIM in 8 Asian countries | Multi-network support, supports ChatGPT & Google Maps | 500MB/day - 50GB total | 1-30 days | 24-hour billing | QR code
Guest User2026-11-06
I used this eSIM Asia on my Samsung Zhenjiang anchorage and it worked well bought the 50GB total plan for 30days, very easy as I just scanned the QR code within a minute. The speed was around anchorage, which was enough for clear w calls and messaging with my family. WhatsApp and Google worked right away without needing a VPN, which was the most important thing for me. The only downside is that the signal drops a bit at night and there is no local number included, but overall it was worth the price and I will buy it again on my next trip to China. Recommended for seafarers.
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Reviews: South Korea SKT eSIM | 5G or 4G 100GB Data | Voice & Texts | ChatGPT Full Access | QR code
Guest User2026-11-02
⭐⭐⭐⭐⭐ Excellent eSIM experience in South Korea! The QR code was easy to scan and activate, and the internet connection worked smoothly throughout my trip. The 5G/4G signal was stable, with fast internet speed and no major connection issues. Everything worked as expected, making it convenient to stay connected while travelling. Highly recommended for anyone visiting South Korea!
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Reviews: South Korea SKT 5G/4G native eSIM | calls + SMS | 010 phone number | 24 hr billing | QR code
Guest User2026-09-07
I used this service for a 3-night, 4-day trip to South Korea. It was my first time in Korea, but it was incredibly convenient, and I had no problems with internet access during my trip. I didn't use the phone function, but having a phone number associated with it gave me peace of mind in case of any issues. I would definitely use it again when I go to Korea.
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Reviews: South Korea 5G eSIM | 500 MB/day–50 GB total | 1–30 days | Calendar-day billing | QR code
Guest User2026-11-01
The South Korea 5G eSIM was a convenient choice for staying connected throughout the trip. Setup was simple, and activating it was hassle-free without needing to purchase a physical SIM card. The internet connection was fast and reliable, making it easy to use Google, navigation apps, social media and messaging services while exploring. Having mobile data available on the go was especially useful when traveling between different attractions and neighborhoods. It saved time and made the journey much more convenient. Overall, a practical option for tourists visiting South Korea who want reliable internet access without the trouble of carrying an extra SIM card.