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QR Code Generator - Direct Call

http://blog.qr4.nl/QR-Code-Telephone.aspx

Online QR Code Generator for direct calling This is a * free QR code demo service to generate QR codes online for direct calling. The QR codes can be generated in colour with transparency selectable for fore and background.

QR4 - QRCode | QR Code generators, information, tools, services and utilities

QR Code Nederland - QR code software en diensten van 0D0A om qr codes te maken en te beheren.

QR code generator

This service will give you full control over: The block size The padding size The border size The background color The block color The border color The image below explains each of these values: If the block size is large the generated QR code is more stable and easier to read with a QR code scanner. On the other hand, as the QR code symbol size gets larger, a larger printing area is required. It is recommended to set the block size to 5 px. The generated QR code image can be very large depending on the number of characters entered, block size, padding size and border size.

http://www.mobilefish.com/services/qrcode/qrcode.php

QR-Code Generator

ScanLife

Enterprise SPARQCode API For select partners, we offer Enterprise API services that include: custom integration hooks and callbacks, location tracking, user trends, tagged codes for AB testing, and templates for updating groups of codes. Please inquire with support@sparqcode.com if you would like to know more or be considered for this service.