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If the 11th code of UPC-A equals to 5, 6, 7, 8 or 9, the 7th to 10th code are all 0, and the 6th is not 0, adding the 2nd to 6th code and 11th code of UPC-A to present the 1st to 6th of UPC-E.

Barcode UPC-A UPC-E
Position 1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th C 0 1st 2nd 3rd 4th 5th 6th C
code 2 3 4 5 6 7 0 0 0 0 5 C 0 3 4 5 6 7 5 C
code 2 3 4 5 6 6 0 0 0 0 6 C 0 3 4 5 6 6 6 C
code 2 3 4 5 6 2 0 0 0 0 7 C 0 3 4 5 6 2 7 C
code 2 3 4 5 6 5 0 0 0 0 8 C 0 3 4 5 6 5 8 C
code 2 3 4 5 6 1 0 0 0 0 9 C 0 3 4 5 6 1 9 C



If the 6th to 10th code are all 0, and the 5th is not 0, adding the 2nd to 5th code, 11th code of UPC-A and a digit 4 to present the 1st to 6th of UPC-E.

Barcode UPC-A UPC-E
Position 1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th C 0 1st 2nd 3rd 4th 5th 6th C
Position 2 3 4 5 6 0 0 0 0 0 5 C 0 3 4 5 6 5 4 C
Position 2 3 4 5 6 0 0 0 0 0 6 C 0 3 4 5 6 6 4 C
Position 2 3 4 5 6 0 0 0 0 0 7 C 0 3 4 5 6 7 4 C
Position 2 3 4 5 6 0 0 0 0 0 8 C 0 3 4 5 6 8 4 C
Position 2 3 4 5 6 0 0 0 0 0 9 C 0 3 4 5 6 9 4 C



If the 4th code is 0, 1, or 2, and the 5th to 8th code are all 0, adding the 2nd, 3rd, 9th, 10th, 11th, and 4th code of UPC-A to present the 1st to 6th of UPC-E.

Barcode UPC-A UPC-E
Position 1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th C 0 1st 2nd 3rd 4th 5th 6th C
code 2 3 4 0 0 0 0 0 1 2 5 C 0 3 4 1 2 5 0 C
code 2 3 4 1 0 0 0 0 3 4 6 C 0 3 4 3 4 6 1 C
code 2 3 4 2 0 0 0 0 5 6 7 C 0 3 4 5 6 7 2 C
code 2 3 4 0 0 0 0 0 7 8 8 C 0 3 4 7 8 8 0 C
code 2 3 4 01 0 0 0 0 9 0 9 C 0 3 4 9 0 9 1 C



If the 4th code is 3, 4, 5, 6, 7, 8, 9, and the 5th to 9th code are all 0, adding the 2nd, 3rd, 4th, 10th, 11th, and 4th code of UPC-A and a digit 3 to present the 1st to 6th of UPC-E.

Barcode UPC-A UPC-E
Position 1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th C 0 1st 2nd 3rd 4th 5th 6th C
code 2 3 4 3 0 0 0 0 0 2 5 C 0 3 4 3 2 5 3 C
code 2 3 4 4 0 0 0 0 0 4 6 C 0 3 4 4 4 6 3 C
code 2 3 4 5 0 0 0 0 0 6 7 C 0 3 4 5 6 7 3 C
code 2 3 4 6 0 0 0 0 0 8 8 C 0 3 4 6 8 8 3 C
code 2 3 4 7 0 0 0 0 0 0 9 C 0 3 4 7 0 9 3 C
code 2 3 4 8 1 2 C 0 3 4 8 1 2 3 C
code 2 3 4 9 3 4 C 0 3 4 9 3 4 3 C