Mailing a letter from Ohio to Hawaii regular postage rate?

*Letter:*

- For a one-ounce letter, the postage is $0.60.

- For each additional ounce, add $0.24.

*Postcard:*

- The postage for a standard postcard is $0.48.

*Large Envelope (Flat):*

- For a large envelope (flat) up to 13 ounces, the postage is $1.23.

- For each additional ounce, add $0.21.

>Note that these rates may vary slightly based on the specific mailing destination and the type of mailing service selected (e.g., First-Class Mail, Priority Mail, etc.).