A spare number, explained
Straight answers in plain English — how a second number works, setting up a separate WhatsApp or Telegram account, receiving verification codes, and keeping your everyday number private.
How to get a second number for WhatsApp
A second WhatsApp account needs its own real number that can receive an SMS code. A spare UK eSIM line gives you one on the phone you already have.
Start hereSecond-number basics
Two WhatsApp accounts on one phone
The above-board routes to two accounts on one handset — and why each one needs its own number.
5 min readAdding a second Telegram account
Telegram supports more than one account in the app — here is how to get the second number it needs.
5 min readWhat is an eSIM?
The SIM card that is already inside your phone, waiting to be switched on.
5 min readSetting it up
Does my phone support eSIM?
One quick look in Settings tells you whether a spare eSIM will work.
5 min readHow to set up your spare eSIM
Ten minutes, one QR code, and your everyday number stays exactly as it is.
6 min readReceiving verification codes on your spare number
Real number, real network, so the code actually arrives.
5 min readDual SIM: two numbers, one phone.
Your everyday number stays exactly where it is. The spare one just sits next to it.
5 min readPrivacy & separation
How to keep your personal number private
Marketplace listings, dating apps, sign-up forms — the everyday moments that leak your number, and what to do instead.
5 min readKeeping work and personal chats on separate numbers.
Give out a number you can mute at six, and keep the one your mum uses.
5 min read