Uh oh... THIS is a bummer.

Priority Mail - Flat rate envelope - $3.85 - flat rate regardless of weight/ destination

Priority Mail - our shipping boxes NOW MUST BE ZONED! No more convenient flat rate boxes.
Priority Mail Rates
LB LOCAL

1-2-3 4 5 6 7 8
1 $3.85 $3.85 $3.85 $3.85 $3.85 $3.85
2 3.95 4.55 4.90 5.05 5.40 5.75
3 4.75 6.05 6.85 7.15 7.85 8.55
4 5.30 7.05 8.05 8.50 9.45 10.35
5 5.85 8.00 9.30 9.85 11.00 12.15

Link to get YOUR rates below:
http://postcalc.usps.gov/Zonecharts/

First Class Rates
First-Class Mail Rates

First ounce
$0.37

Each additional ounce
$0.23

First-Class Mail Rates

OZ Rate
1 $0.37
2 0.60
3 0.83
4 1.06
5 1.29
6 1.52
7 1.75
8 1.98
9 2.21
10 2.44
11 2.67
12 2.90
13 3.13