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GSA Approved

Certified Mail Labels with Return Receipt SDC-3930

#10 Certified Mail Window Envelopes for Electronic Return Receipt

Certified Mail Labels with Postage Receipt SDC-3710

9" x 12" Certified Mail Window Envelopes for Electronic Return Receipt SDC-3530

Original NetStamps Sheets

6" x 9" Certified Mail Window Envelopes for Electronic Return Receipt SDC-3520

Certified Mail Envelopes with Return Receipt SDC-3810

Certified Mail Labels SDC-3610

Original NetStamps Rolls

3 1/3" x 4" White Postage or Address Labels

#10 Certified Mail Envelopes for Electronic Return Receipt SDC-3820

Liberty NetStamps Sheets