Real answers to real US-phone questions.
Honest, no-fluff guides for students arriving for university, tourists on short trips, and travelers trying to stay connected without losing their home number.
First SIM Card for Chinese Students in the USA
Everything you need to know before flying — what to buy, what to avoid, how to keep your Chinese number active simultaneously.
Last minuteLanding in the USA tomorrow? Get internet before you land.
Skip the airport SIM kiosk. Buy an eSIM tonight, install before takeoff, walk off the plane already online.
Dual-SIM setupGet a US number while keeping your Chinese SIM
Step-by-step dual-eSIM setup for iPhone and Android. WeChat/Alipay keep working; you also get a US number.
ComparisonCheapest US tourist eSIM — 2026 comparison
What's actually cheap, what "unlimited" really means, and how much data you really need for a 1–4 week trip.
Blank eSIMBuy a blank AT&T eSIM — $12, no plan
Just the eSIM profile. Use it with your existing AT&T account for new iPhone setup, lost SIM replacement, or second device.
한국인 LA한국인 LA 미국 번호 가이드
한국 KT/SKT/LG U+ 번호 유지하면서 미국 +1 번호도 받기. 듀얼 eSIM 설정.
TAMUIndian student at Texas A&M — phone setup
Pre-arrival SIM setup from India. AT&T coverage in College Station. Real pricing, no SSN needed.
FamilyShare a US number with your parents in China
A stable US identity for the American side of your life — school, doctor, employer. Parents reach you via WeChat.
WholesaleWholesale US eSIM for resellers
Selling on Taobao, 闲鱼, Pinduoduo, Telegram? Dealer pricing, API, bulk CSV. $4-8/unit at volume.