Spain
United Kingdom
The Smart Way for
American Travelers
to Stay Connected Abroad
Avoid expensive $10 - $12 daily roaming fees from Verizon or AT&T. Get instant 5G/4G internet anywhere with Cellesim eSIM.
💳 Pay securely with US cards or Apple Pay. Your US SIM stays active for Zelle, WhatsApp, and Bank OTP verification (Chase, BoA).
Why American Travelers Switch to eSIM
Before Taking Off
Domestic plans like Verizon TravelPass or AT&T IDP charge up to $12 every single day
Local carriers often throttle your speed after a tiny high-speed data cap while abroad
Don't waste vacation time in airport queues hunting for physical local SIM cards in Europe or Asia
Pocket Wi-Fi is an extra device to charge and carry. Cellesim is 100% digital on your existing phone
Popular Plans for American Travelers
Choose your destination and get connected instantly.
Cellesim vs. American Carriers
Why pay for expensive Verizon or AT&T roaming packs?
| Features | Cellesim eSIM | Verizon / AT&T Roaming |
|---|---|---|
| Cost (10-Day Trip) | ~$15 Total Pay only for what you use |
$100 - $120+ Fixed high daily fees |
| US Number Active (+1) | ✓ Stays Active Receive Bank OTP SMS for Free |
Restricted Risk of high hidden data charges |
| Zelle / Chase / Amex | ✓ Optimized Full 2FA SMS support |
Potential Delay Delayed SMS on foreign networks |
| Data Control | 100% Prepaid Zero hidden bill shock |
Auto-Renewal Bills Daily charges continue automatically |
Fair Comparison
Why Cellesim is the best choice for your journey
| Comparison | Cellesim | Airalo | Holafly |
|---|---|---|---|
| Hotspot Support | ✓ Supported Share with family |
Supported | ✕ Restricted Often No Hotspot allowed |
| Local Value ($) | Best Local Rates Optimized for US Market |
Global Standard | Expensive Daily Caps |
| Customer Support | ✓ Global Expert Travel Specialized |
Tickets | Chat |
How It Works
Choose Destination
Select the package that fits your itinerary from 200+ global options.
Install Before Departure
Scan the QR code and set up your profile using your home Wi-Fi in the USA.
Land & Connect
Land, switch data line to Cellesim, and you’re online instantly. No SIM swapping.
💡 Pro Tip: Install your eSIM 1–2 days before departure using your home or office Wi-Fi in the USA. Don’t wait until you land!
Smart Tools for Your Journey
Everything you need to prepare for a digital-first trip from the US.
Is Cellesim Right for You?
Perfect if you:
- ✓ Traveling outside the USA (Europe, Japan, Mexico, etc.)
- ✓ Use apps like Zelle, Apple Pay, PayPal & WhatsApp
- ✓ Want to avoid $10/day roaming bill surprises abroad
Not ideal if you:
- ✕ Your phone does not support eSIM technology
- ✕ Rely only on hotel Wi-Fi 24/7
Not sure if your phone supports eSIM?
Check compatibility here →Trusted by 50,000+ International Travelers
"Worked perfectly in Rome and Paris. I could receive Chase verification codes for my purchases while having high-speed data. Way cheaper than Verizon's $10/day!"
"Way cheaper than AT&T's roaming packs for Thailand. Used it for 12 days in Phuket, coverage was 5G almost everywhere. Saved over $100."
"Setup was so easy. Bought it in NYC, installed it at home, and was online the moment I landed in Tokyo. Perfect for Google Maps and Zelle."
Our Commitment
"We built Cellesim because roaming ruined our own trips. We wanted something simple and fair. That's why our eSIM experience is designed for travelers, with zero hidden surprises."
Frequently Asked Questions
For American Travelers Abroad
Will my US phone number stay active for WhatsApp/Banking? ↓
Can I still receive Bank OTP SMS or use Zelle? ↓
Is it cheaper than Verizon or AT&T roaming packs? ↓
Can I share my internet (Hotspot) with others? ↓
Travel Smarter.
Stay Connected anywhere.
For American travelers, an international eSIM is no longer optional — it’s the smartest way to save money and stay connected.