Final answer:
The bulk mail rate for postcards is determined by the USPS and can vary based on factors like size and weight. As of 2021, the discounted rates are $0.313 for First-Class Mail and $0.206 for Marketing Mail.
Step-by-step explanation:
The bulk mail rate for postcards can vary based on factors such as size, weight, and quantity. In the United States, the bulk mail rate for postcards is determined by the United States Postal Service (USPS). As of 2021, the USPS offers a discounted rate of $0.313 per postcard for First-Class Mail presorted postcards and a discounted rate of $0.206 per postcard for Marketing Mail presorted postcards.
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