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Answer
Figure This!
 

Quick Answer:

The ZIP Code is 59801-2717

 

Complete Solution:

The first long bar in the U.S. Postal Service bar code is a "start" bar. The next five bars on the envelope represent the sequence 01010, which represents the number 5 on the conversion chart.

The following diagram shows the remaining groups of bars (the bars in the box are not a part of the ZIP Code):

 

 

 

The corresponding ZIP Code is 59801-2717

 
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