Medium Flat Rate Box Price. Single, pack of 10 or 25. From $32.20 at post office.
Flat Usps Medium Flat Rate Box
Web small flat rate boxes. Single, pack of 10 or 25. 11 1/4″ x 8 3/4″ x 6″ inside: From $30.67 for commercial plus. Single, pack of 10 or 25. From $30.67 for commercial base. Web tracking and insurance are included, shipping boxes and envelopes are free, and with priority mail flat rate ®, you don't need to weigh shipments 70 lbs and under. From $32.20 at post office. 11″ x 8 1/2″ x 5 1/2″ office supplies.
Single, pack of 10 or 25. Single, pack of 10 or 25. From $30.67 for commercial base. 11 1/4″ x 8 3/4″ x 6″ inside: Web small flat rate boxes. Single, pack of 10 or 25. From $30.67 for commercial plus. From $32.20 at post office. 11″ x 8 1/2″ x 5 1/2″ office supplies. Web tracking and insurance are included, shipping boxes and envelopes are free, and with priority mail flat rate ®, you don't need to weigh shipments 70 lbs and under.
