Barcode Guide
UPS Tracking
United Parcel Service (UPS) uses tracking numbers to identify and trace shipments. These tracking numbers are encoded by the Code 128 symbology and use one of the following formats:
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16-digit alphanumeric code prefixed with 1Z
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12-digit alphanumeric code
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10-digit alphanumeric code prefixed with T
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9-digit alphanumeric code
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