5–99Bar Codes
Return
Address Area
Postage
Area
1/2”
1/2”
SR, SC
POSITION
CHECK DIGIT
NOTE: Illustration is not to scale
CLEAR
ZONE
CLEAR
ZONE
ADDRESS BLOCK BAR CODE READ AREA
4”
BAR
CODE
DATA
FIELD
STOP
CODE
START
CODE
Figure 5–25. POSTNET Structure (VSCAN)