The United States Postal Service's stamp price increase will go into effect on Sunday, July 13. Here's how much they'll cost.

There’s one break for Long Island customers: USPS said the cost of postal insurance when mailing items has dropped by 12%. Other price changes that took effect Sunday include 5-cent increases for ...

The Postal Service raised stamp prices Sunday as part of a 10-year plan to stabilize finances and modernize operations.

The United States Parcel Service announced in April that it would raise prices on domestic and international letters and postcards. That price increase went into effect on Sunday, July 13. USPS' ...