Xi’an Travel Guide: Staying Connected with China’s Postpaid Carriers

As a first-time visitor to Xi’an last fall, I landed at Xi’an Xianyang International Airport excited to explore the Terracotta Army, cycle the ancient city walls, and lose myself in the Muslim Quarter’s bustling night markets. But within an hour of arrival, I faced a travel headache I hadn’t fully prepared for: staying connected. My home country’s SIM card offered expensive roaming, and I quickly realized reliable internet wasn’t just for scrolling Instagram—it was for navigating, translating menus, and even hailing taxis. That’s when I turned to China’s postpaid carriers, and let me tell you: getting set up was easier than I expected, and it made my trip infinitely smoother. If you’re planning a Xi’an adventure, here’s exactly how to handle mobile connectivity with China’s postpaid carriers, no stress required.

Why a Chinese Postpaid Carrier? A Quick Reality Check

Before diving in, let’s address the obvious: China’s strict internet regulations mean foreign SIM cards (like those from AT&T or Vodafone) often have limited access to apps like Google Maps, WeChat, or Douyin. Local postpaid carriers, however, offer seamless access to all domestic services—plus, their coverage across Xi’an (from downtown to the Terracotta Army site) is solid.

Xi’an Travel Guide: Staying Connected with China’s Postpaid Carriers

Postpaid plans (pay-at-the-end-of-the-month) are ideal for tourists because they avoid the upfront top-up hassles of prepaid cards, and many come with flexible terms for short stays. I chose China Mobile (中国移动), the country’s largest carrier, but China Unicom (中国联通) and China Telecom (中国电信) work great too—here’s how to pick and set up any of them.

Step 1: Choose Your Carrier—What’s the Difference?

Xi’an’s three main postpaid carriers are similar in price and coverage, but a few details might sway your choice:

• China Mobile (中国移动): Best for rural/suburban areas. If you’re planning day trips to places like Mount Huashan (a 2-hour train ride from Xi’an), Mobile’s 5G coverage is hard to beat. I used Mobile in the Muslim Quarter near the Bell Tower and had full 4G/5G signal, even in crowded alleys.
• China Unicom (中国联通): Strong in downtown Xi’an. Their English customer service is slightly more accessible for foreigners, and they often have tourist-specific packages.
• China Telecom (中国电信): Great for high-speed data in cities. If you plan to livestream or upload lots of videos, Telecom’s fiber-backed network is reliable.

Bottom line: For most tourists, China Mobile is the safest bet. Coverage is everywhere, and their English-speaking staff at major branches can help with tourist plans.

Step 2: What You’ll Need to Apply (It’s Simple!)

Applying for a postpaid SIM in China is straightforward, but you’ll need these documents:

1. Your passport: Bring the original—no photocopies accepted.
2. A temporary accommodation registration: This is a must for all foreign residents in China. If you’re staying at a hotel, the front desk will register you automatically (just ask for the registration form—they’re used to it). For hostels or Airbnb, some hosts will handle it; if not, you’ll need to register yourself at the local police station (your host can help).
3. A filled-out application form: The carrier will provide this at the store—just fill in your basic info (name, passport number, address in Xi’an).

Pro tip: If you’re staying in a chain hotel (like Marriott or Hilton), ask the concierge to help with the registration before you go to the carrier. It saves time!

Step 3: Where to Go—Top Carrier Branches in Xi’an

You can’t just buy a SIM card at a convenience store—postpaid plans require in-person registration at official carrier branches. Here are the most tourist-friendly spots in Xi’an:

China Mobile

• Main Branch near Bell Tower: This is my top pick. It’s in the heart of downtown (at 1 Zhonglou North Street), easy to reach via Metro Line 2 (Bell Tower Station), and has English-speaking staff. They even have a “Tourist Service Desk” with multilingual brochures.
• Xi’an Railway Station Branch: Convenient if you arrive by train. It’s smaller but efficient, and they often have shorter wait times than the Bell Tower location.

China Unicom

• Branch at Xi’an Xianyang Airport (T3 Terminal): Perfect if you want to set up your SIM right after landing. The staff here is used to helping foreigners, and they offer “tourist packages” with 7-day or 30-day data + call options.
• Downtown Branch at South Street: Near the Muslim Quarter, so you can grab a SIM and start exploring immediately.

China Telecom

• Branch at Big Wild Goose Pagoda: A bit quieter than the downtown spots, but if you’re staying near this area (a popular tourist hub), it’s super convenient. They offer combo packages with home internet if you’re staying long-term, but for tourists, their 30GB/month data plan is solid.

Step 4: Choosing a Tourist-Friendly Plan (Prices & Perks)

Postpaid plans vary, but here are the most popular options for short-term visitors—all include unlimited domestic calls and texts, which is a huge plus:

My experience: I picked China Mobile’s ¥99 plan. The 20GB data was perfect—I used Google Maps daily, uploaded photos to Instagram, and even video-called family without worrying about overage. Hotspot data let me use my laptop for trip planning in cafes, and unlimited calls meant I could book tours without Wi-Fi.

Extra perks: All carriers offer free access to domestic apps (WeChat, Douyin, Baidu Maps) and 24/7 customer service via their apps (just download “China Mobile” or “China Unicom” and switch to English).

Step 5: Activation & Setup—What to Expect at the Branch

Once you’re at the carrier branch, here’s how the process goes (it took me ~40 minutes at the Bell Tower Mobile branch):

1. Wait in line: The tourist-friendly branches have separate queues for foreigners—look for a sign saying “Foreign Service” or ask a staff member for help.
2. Submit your documents: Hand over your passport and temporary registration form. The staff will scan everything and enter your info into their system.
3. Choose your plan: Tell them you want a tourist postpaid plan, and they’ll show you the options (I pointed to the ¥99 plan on the brochure).
4. Pay a deposit: For postpaid plans, carriers usually require a small deposit (¥200–¥500) to cover potential unpaid bills. You’ll get it back when you close the account (more on that later).
5. Get your SIM: They’ll activate it on the spot and insert it into your phone (or give you the SIM to insert yourself).
6. Test it: Before you leave, ask the staff to help you turn on data and check if apps like WeChat are working. They’ll even show you how to top up your account via their app if needed.

Step 6: Using Your SIM in Xi’an—Tips for a Smooth Ride

Once activated, using your Chinese SIM is easy, but here are a few things to keep in mind:

• Data roaming: If you take a day trip to a nearby city like Baoji or Xianyang, your data will work automatically—no need to enable “international roaming” (it’s for calls/texts abroad).
• Payment apps: WeChat Pay and Alipay are huge in Xi’an—you can use them to buy street food, pay for taxis, or even enter the Terracotta Army (no cash needed!). To set them up, just link your bank card via the app (the carrier staff can help if you’re stuck).
• Taxis and ride-hailing: Didi (China’s Uber) is the go-to app for hailing taxis. It works best with data, and you can pay via WeChat Pay or Alipay within the app.
• Emergency numbers: Save these: 110 (police), 120 (ambulance), 119 (fire). For carrier help, dial 10086 (China Mobile) or 10010 (China Unicom)—press “0” to speak to an English operator.

Step 7: When You Leave—How to Close Your Account

If you’re staying longer than 30 days, you’ll need to close your postpaid account to avoid future charges. Here’s how:

1. Go back to the branch: Visit the same carrier branch where you signed up. Bring your passport and the SIM card.
2. Pay any remaining fees: If you used more data than your plan included, you’ll pay the difference (my plan had unlimited data, so I owed nothing extra).
3. Get your deposit back: The staff will process a refund for your deposit—it usually takes 7–10 days to appear in your bank account (they’ll give you a receipt).
4. Keep the SIM as a souvenir: Or just toss it—SIM cards are cheap, and it’s not worth the hassle to reactivate it later.

Final Thoughts: Why This Matters for Your Xi’an Trip

Xi’an is a city of ancient wonders and modern convenience, and staying connected lets you experience both without frustration. Whether you’re navigating the maze of the Muslim Quarter, translating a menu at a local noodle shop, or booking last-minute tickets to the Terracotta Army, a Chinese postpaid carrier is your best friend.

I spent hours wandering the Muslim Quarter, using Google Maps to find hidden dumpling spots, and even ordering late-night snacks via Meituan (China’s Uber Eats)—all thanks to my China Mobile SIM. It’s a small step that makes a huge difference, and honestly, it’s one of the first things I’ll set up on my next trip to China.

So pack your passport, grab your phone, and get ready to explore Xi’an like a local—one reliable connection at a time.