On May 31st the following postage rate increases will take effect;
Postcards will increase $.01 to $.35
International Mail will increase $.05 to $1.20
First Class Presorted mail will increase 1% - Please check your budgeted funds to factor in this increase
Non-Profit Bulk Mail will increase 2.9% - Please check your budgeted funds to factor in this increase
Media and Library mail rates increase 2.2%
Free tracking will be included on all mail classes except Standard parcel post.
A first class stamp will remain at $.49
You can access the full list of changes at; http://pe.usps.gov/
https://www.ithaca.edu/intercom/article.php/2015052112231574