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| Title | Priority Mail address label |
| FormNumber | Label 228C |
| Revision | August 1997 |
| Division | |
| WhereUsed | |
| EKU | |
| LKU | |
| Notes | C likely standing for computerized label and likely in a roll format. 127mm x 110mm with portion folded onto reverse side of envelope at bottom edge. This example used in March 2001. |
| Source | JohnB |
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