While the world has changed a lot since the mid-1970s, the Universal Product Code (UPC)—what most people think of when they hear the word “barcode”—hasn’t.

And so, you know, there was some prediction at the time that only like 10,000 companies would ever really use this UPC barcode. And now, like 10,000 UPC barcodes get scanned every second.

In scanning UPC labels on products, Barcode Scanner often accurately finds the product on any of the search options. When scanning tracking labels, a Web search is useful in determining your ...

How to Make Your Own Barcode & Print on Avery Labels. If you sell products to your customers, many of the items probably already have UPC barcodes you scan when ringing up sales. However, you can ...

How to Send in UPC Labels for a Refund. The universal product code, or UPC, is a bar code that typically has 12 digits and is usually found on the back or bottom of perishable and non-perishable ...

The first modern barcode was scanned 50 years ago this summer – on a 10-pack of chewing gum in a grocery store in Troy, Ohio. Fifty is ancient for most technologies, but barcodes are still going ...

UPC-A may have been the first commonly used barcode, but it didn’t stand alone for long. Europe modified the spec, adding a digit. The resulting code was called EAN-13.

First, here is a quick UPC primer. A UPC bar code is a series of 59 alternating black and white lines of different widths. This combination of lines, when read by an optical scanner at the ...