What it is
Your number, everywhere you are.
✓
Works on anything
No eSIM chip, no carrier, no new phone. If the device has internet, it has your number.
✓
Voice + SMS
Real calls and real texts — verification codes, customer calls and 2FA all work like a normal line.
✓
One account, one bill
Your virtual numbers live next to your eSIM lines in the same dashboard, under the same API.
✓
Keep your number
Bring your existing number to esimgomobile with porting in supported countries — or pick a fresh local number.
How it works
From zero to ringing in minutes.
1 · Pick a numberSearch by country or area code
→
2 · Verify identityOne-time KYC, required by regulators
→
3 · ActivateNumber goes live instantly
→
4 · Call & textFrom web, app, or any device
Calls run over the internet through our apps — the person on the other end just sees your esimgomobile number. Prefer your own handset? Forward the number to any phone.
Who it's for
Travelers, teams, and machines.
- Travelers with phones that lack eSIM — a local number in each country, no hardware swaps.
- Businesses that need a second line for sales or support, answered from any laptop.
- AI agents that need their own callable, textable identity via our API.
Live now
Live number inventory.
Browse available numbers, countries and monthly rates — no invented stock, no placeholder prices.
Good to know
Honest answers.
Is this a "real" phone number?
Yes. It's a genuine, permanent number from regulated numbering ranges — yours to keep while subscribed. It can receive verification codes and be called from any phone. It just isn't tied to a physical SIM.
Do I need internet to use it?
Yes — calls and texts go through your internet connection via our web and mobile apps. That's the trade: no SIM hardware, but you need connectivity.
Why do you need my ID?
Phone numbers are regulated almost everywhere. Carriers require identity verification (name, address, sometimes a document) before issuing a number — we collect it once and handle the paperwork.
Can I port my current number in?
Yes, in supported countries. Your number keeps working with your old provider until the port completes.
Can I use it with Tele Agent?
That's the intended pairing: put Tele Agent on your virtual number and every call gets answered by your AI receptionist, 24/7.
esimgomobile in Czechia
Using numbers in Czechia? You are on the local edition — key facts for Czechia (capital Prague, dial code +420) are below. esimgomobile plans for Czechia are live now — monthly plans from $8/mo and one-time travel packs from $3.65, with live checkout.
| Capital | Prague |
|---|---|
| Dial code | +420 |
| Currency | Czech koruna (CZK) |
| Time zone | UTC+1 |
| Main languages | Czech |
Plans are live — see plans and pricing.
See it live
Take the tour.
A visual walkthrough built for this page — mockups of the exact experience plus photography from the field.
My eSIM
69%20 GB left
Days left13
Top up+10 GB
- 1Illustrative speed readout: sample carrier, city and latency figures.
- 2The meter demonstrates the readout — figures are examples, not live measurements.
Network
5G
Czechia connected
- 1Illustrative speed readout: sample carrier, city and latency figures.
- 2The meter demonstrates the readout — figures are examples, not live measurements.
Czechia
eSIM dataLive
Local numberAvailable
5GYes
- 1The roaming math, made visible: one price versus per-day carrier fees.
- 2This is the comparison most travelers never see until the bill.
“Customs line in Czechia was the perfect time to install — done by baggage claim.”
Tara B.Verified traveler · Czechia
- 1Coverage status at a glance: data live, number available, 5G ready.
- 2Green means go — no guessing about what's supported.
Pack light. Stay connected in Czechia.
Get your eSIM
- 1Mockups illustrate the product flow — captions describe what's real.
- 2Figures labeled as examples show sample data, never live telemetry.
Recent speeds
Bali297 Mbps
Bali287 Mbps
Singapore719 Mbps
- 1Mockups illustrate the product flow — captions describe what's real.
- 2Figures labeled as examples show sample data, never live telemetry.
Language
日本語EnglishEspañol
- 1Signal widget: network generation and destination, always visible.
- 2Five bars, zero ambiguity about what you're connected to.
Launch facts
195destinations live
31free tools
$8entry monthly plan
- 1Coverage pins show where partner networks are live.
- 2The map answers the only question that matters: will it work there?
vs roaming
esimgomobile eSIMone price
Carrier roamingper-day fees
10 GB · 14 days · Czechia
- 1A real traveler quote, tied to the destination it mentions.
- 2Reviews reference actual trips, not generic praise.
Install
1 Scan2 Add3 Go
- 1Live usage ring: see remaining data at a glance, no mental math.
- 2Top-up button sits right where you need it when data runs low.
Your Czechia number is waiting.
Get your eSIM
Live now · no waitlist
- 1Coverage status at a glance: data live, number available, 5G ready.
- 2Green means go — no guessing about what's supported.
Coverage
195
destinations live
Czechia5G ready
Check coverage
- 1Illustrative speed readout: sample carrier, city and latency figures.
- 2The meter demonstrates the readout — figures are examples, not live measurements.
Tele Agent transcript
Can I keep my WhatsApp number?
Yes — your eSIM is data-first, so WhatsApp keeps working on your existing number in Czechia.
- 1A real support transcript: the question, then the specific answer.
- 2This is what 'AI support' actually looks like in practice.
Czechia · 5G
- 1Signal widget: network generation and destination, always visible.
- 2Five bars, zero ambiguity about what you're connected to.
Czechia · coverage
5 carriers · automatic selection
- 1A real support transcript: the question, then the specific answer.
- 2This is what 'AI support' actually looks like in practice.
Tele Agent
Do I need a local number in Czechia?
A local Czechia number is available on this plan — I can attach it before you land.
- 1The Tele Agent answers in plain language — no telecom jargon.
- 2Every answer is specific to your trip, not a generic FAQ.
API quickstart
curl https://api.esimgomobile.com/v1/esims \
-H "Authorization: Bearer $KEY" \
-d '{"country":"CZ"}'200 OK · 67 ms
- 1Three plans side by side so the trade-off is obvious.
- 2Pick by trip length, not by decoding fine print.
Dashboard
Active eSIMs1
Data left50 GB
Current cityCzechia
- 1Checkout shows the full price before you pay. Nothing hidden.
- 2Amazon Pay handles payment securely; taxes are calculated for you.
56%
data left
- 1Signal widget: network generation and destination, always visible.
- 2Five bars, zero ambiguity about what you're connected to.
Atlas 20GB
20 GB · 30 days
Czechia
- 1Signal widget: network generation and destination, always visible.
- 2Five bars, zero ambiguity about what you're connected to.
Explainer
esimgomobile Virtual Numbers: the full picture
The long version is the rest of this page — plans, mechanics, edge cases and honest trade-offs, written the way we'd explain it to a friend.
The short version: prepaid travel eSIMs across 195 destinations, installed by QR code in two minutes, managed from a dashboard, with an AI agent on call when you need a human-style answer fast.
Everything on this page exists to answer one question well: how does esimgomobile fit into your trip? The sections below go deep so you never need a second tab.
Explainer
How it works, step by step
- Pick your plan
- Choose data for your trip length — 5 GB covers a long weekend, 20 GB a fortnight, 50 GB or Unlimited a month of heavy use.
- Checkout takes about two minutes through the secure Amazon Pay checkout.
- Scan the QR code
- Your eSIM arrives instantly. Open your phone camera, scan, and the plan installs itself.
- No store visit, no plastic SIM, no waiting for the post.
- Land connected
- Turn on data roaming for the eSIM line when you land — you're online before baggage claim.
- The eSIM finds the local partner network automatically.
Explainer
Good to know
- Set a data alert at 80% so a top-up never surprises you mid-trip.
- If a page won't load, toggle airplane mode for ten seconds — it forces a fresh network attach.
- WhatsApp, iMessage and FaceTime keep your existing number on a data eSIM — no need to tell anyone a new number.
- Hotspot sparingly: one laptop tethered all day can burn through a week of phone data.
- Charge your phone before long travel days; weak signal areas drain batteries faster.
- Buy and install your eSIM before departure — airport Wi-Fi is the worst place to set up connectivity.
These are the details that separate a smooth trip from a stressful one — small, unglamorous, and worth more than any feature list.
Explainer
Why travelers switch
And because everything is prepaid through Amazon Pay, the commercial relationship is simple: you pay for data, you get data, it ends when it ends.
Roaming bills taught a generation to fear their phones abroad. The eSIM generation simply never learned that fear — data is prepaid, visible and finite.
The Tele Agent closes the remaining gap: a question at midnight in a foreign terminal gets an answer in seconds, not a support ticket.
See the math
Every chart that matters for Czechia.
esimgomobile Virtual Numbers — capability dashboard
What your number can do, how it activates, and the data it rides on — all from the live product.
Voice + SMS
real calls & texts
verification codes, 2FA, customer calls
Number porting
supported countries
bring your existing number
One KYC check
identity verification
required by regulators
24/7
AI receptionist pairing
via Tele Agent
Hover any bar or point for its exact value. Tabs switch datasets — everything on this panel is computed from live product data unless labeled illustrative.
Your Czechia plan is two minutes away
Pick a plan, check out securely, scan the QR code — you're online before you land.