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 Mongolia
Using numbers in Mongolia? You are on the local edition — key facts for Mongolia (capital Ulaanbaatar, dial code +976) are below. esimgomobile plans for Mongolia are live now — monthly plans from $8/mo and one-time travel packs from $3.65, with live checkout.
| Capital | Ulaanbaatar |
|---|---|
| Dial code | +976 |
| Currency | Mongolian tögrög (MNT) |
| Time zone | UTC+8 |
| Main languages | Mongolian |
Plans are live — see plans and pricing.
Up close
Twenty screens, twenty photos.
Every screen below is the real flow: plans, coverage, speed and support, rendered for this page.
195
destinations live
launch fact
- 1A real traveler quote, tied to the destination it mentions.
- 2Reviews reference actual trips, not generic praise.
My eSIM
38%20 GB left
Days left10
Top up+10 GB
- 1The plan card shows exactly what you're buying — data, days, destination.
- 2One tap starts the two-minute QR install.
Virtual number
+1 205 909 1831
Routes toMongolia
SMS + voiceEnabled
- 1A real traveler quote, tied to the destination it mentions.
- 2Reviews reference actual trips, not generic praise.
54%
data left
- 1The plan chip: name, allowance and destination in one line.
- 2Everything you need to confirm you're on the right plan.
vs roaming
esimgomobile eSIMone price
Carrier roamingper-day fees
10 GB · 14 days · Mongolia
- 1A real traveler quote, tied to the destination it mentions.
- 2Reviews reference actual trips, not generic praise.
Tele Agent transcript
Will my phone work in Mongolia?
If it's carrier-unlocked and eSIM-capable, yes. I checked Mongolia bands — you're covered.
- 1Mockups illustrate the product flow — captions describe what's real.
- 2Figures labeled as examples show sample data, never live telemetry.
Network
5G
Mongolia connected
- 1The plan card shows exactly what you're buying — data, days, destination.
- 2One tap starts the two-minute QR install.
Coverage
195
destinations live
Mongolia5G ready
Check coverage
- 1The plan card shows exactly what you're buying — data, days, destination.
- 2One tap starts the two-minute QR install.
esimgomobile Virtual Numbers
Travel guides · 8 min read
- 1Three plans side by side so the trade-off is obvious.
- 2Pick by trip length, not by decoding fine print.
“Customs line in Mongolia was the perfect time to install — done by baggage claim.”
Maya R.Verified traveler · Mongolia
- 1A real traveler quote, tied to the destination it mentions.
- 2Reviews reference actual trips, not generic praise.
Mongolia
eSIM dataLive
Local numberAvailable
5GYes
- 1A real traveler quote, tied to the destination it mentions.
- 2Reviews reference actual trips, not generic praise.
Language
日本語EspañolEnglish
- 1The plan chip: name, allowance and destination in one line.
- 2Everything you need to confirm you're on the right plan.
Recent speeds
Sydney152 Mbps
Mexico City311 Mbps
Seoul669 Mbps
- 1A real support transcript: the question, then the specific answer.
- 2This is what 'AI support' actually looks like in practice.
eSIM plan
Atlas 20GB20 GB · 30 days
Mongolia
Install eSIM
- 1The Tele Agent answers in plain language — no telecom jargon.
- 2Every answer is specific to your trip, not a generic FAQ.
Get connected
1 Pick a plan2 Scan QR3 Land online
- 1The roaming math, made visible: one price versus per-day carrier fees.
- 2This is the comparison most travelers never see until the bill.
Support
How does Numbers · Mongolia work?
Enter your trip details and get an instant answer — no account needed.
- 1Coverage status at a glance: data live, number available, 5G ready.
- 2Green means go — no guessing about what's supported.
Plans for Mongolia
Atlas 5GB5 GB · 30 days
Atlas 20GB20 GB · 30 days
Atlas 50GB50 GB · 60 days
Compare plans
- 1Three plans side by side so the trade-off is obvious.
- 2Pick by trip length, not by decoding fine print.
API quickstart
curl https://api.esimgomobile.com/v1/esims \
-H "Authorization: Bearer $KEY" \
-d '{"country":"MO"}'200 OK · 118 ms
- 1Three plans side by side so the trade-off is obvious.
- 2Pick by trip length, not by decoding fine print.
Checkout
Atlas 5GB — Mongoliatotal
Taxescalculated
Pay securely
256-bit encrypted · Amazon Pay
- 1Three plans side by side so the trade-off is obvious.
- 2Pick by trip length, not by decoding fine print.
Why travelers pick it
- Keep WhatsApp number
- 24/7 support
- Hotspot included
- 1The roaming math, made visible: one price versus per-day carrier fees.
- 2This is the comparison most travelers never see until the bill.
Explainer
esimgomobile Virtual Numbers: the full picture
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.
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.
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.
Explainer
How it works, step by step
- Buy before you fly
- Order from home, the hotel, or the departure lounge — delivery is instant and digital.
- No shipping, no pickup counters, no airport SIM queues.
- Add the eSIM
- One QR scan adds the plan to your phone. iPhone and Android both walk you through it in under a minute.
- You can install now and activate later — the plan starts when you choose.
- Stay online abroad
- Data, maps, translation and messaging work the moment you land.
- Running low? Top up in one tap from your dashboard — no new QR code needed.
Explainer
Good to know
- Turn off auto-play on social apps before you fly; it quietly eats roaming data.
- Download offline maps for your destination — they save data and work in dead zones.
- Hotspot sparingly: one laptop tethered all day can burn through a week of phone data.
- Save your eSIM QR code somewhere safe (email it to yourself) in case you switch phones mid-trip.
- Screenshot your hotel address and booking confirmations — you'll want them with no signal.
- WhatsApp, iMessage and FaceTime keep your existing number on a data eSIM — no need to tell anyone a new number.
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
Roaming bills taught a generation to fear their phones abroad. The eSIM generation simply never learned that fear — data is prepaid, visible and finite.
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.
The Tele Agent closes the remaining gap: a question at midnight in a foreign terminal gets an answer in seconds, not a support ticket.
The data room
Mongolia, visualized.
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.
Start your Mongolia trip online
Join thousands of travelers who land connected. Your eSIM installs in two minutes.