3 ms·
https://www.usps.com/business/prices.htm https://www.usps.com/business/prices.htm Not OP, but 0.48 is the price to mail a postcard.
by MattGaiser 4y ago
https://www.usps.com/business/prices.htm https://www.usps.com/business/prices.htm
Not OP, but 0.48 is the price to mail a postcard.