How to make a QR code that calls a number
A phone number QR code holds a tel link with your full number and country code. When someone scans it, the phone opens the dialler with your number filled in, and they tap the call button. No one has to read and type ten digits from a small print.
- Pick the country from the list with flags
- Type the number; a starting 0 is removed for you
- Check the line that shows how it will be dialled, like +92 300 1234567
- Download and test by scanning it
You can also type the number with + or 00 at the start. In that case, the code uses the country code you typed and skips the picker.
Who uses a call QR code
Plumbers, electricians, AC technicians and taxi services stick it on equipment, vehicles and doors so customers can call them next time. Hospitals and pharmacies use it for helplines. Schools print it on transport cards for the van driver's number. Lost property tags on bags and keys can carry it too.
It also helps older relatives who find typing numbers hard. A printed card by the phone with codes for family members turns calling into one scan and one tap.
Landlines and mobile numbers
Both work. For a landline, include the area code, for example 42 for Lahore or 22 for Mumbai, after the country. For a Pakistani mobile, the page checks there are 10 digits after the 0 and warns you if something looks off.
The default label is Call us, and the Auto logo shows a handset in the centre. Write the number in plain text next to the code as well, for people whose camera does not read it.
Printing tips for a call QR code
A phone number makes one of the smallest codes, so it scans well even at 1.5 to 2 cm. For a sticker on a vehicle or machine, use a weatherproof print and keep it out of direct sunlight to stop fading. A dark code on white stays readable longest.
On a vehicle, put the code on the back window or the side door at a height people can reach. For a machine such as a generator or a water filter, stick it near the model plate so the customer finds your service number at the moment they need it. For a lost-and-found tag, use a family member's number rather than the number of the phone that might be lost with the bag.
Add the label Call us or your business name, and keep the colour scheme the same on every sticker so customers recognise your service at a glance.
Phone QR code not calling?
- The phone shows the number first; the person must tap call, which is normal
- Wrong country code is the most common mistake
- Short service numbers may not suit the length check, so test them before printing
- Tablets without a SIM may not be able to place calls