Contact us

"Didn't find the information you need in the FAQ section? Have a question about your order or
package? We will always be happy to help you!"

Customer support

The most preferred method of communication is tickets (internal mail) in your personal account.

Internal mail (tickets):

Opening hours and address

The support service works 24/7, including weekends.

Warehouse opening hours:

9:00 - 17:00 Monday - Friday

Closed on Saturdays and Sundays.

Warehouse address:

510 Carroll Dr
New Castle, DE
United States

Thank you for registering
with Prostobox.

This is a small guide to bargain shopping in the USA.

Shopping assistants could help you
with your purchases!

They will buy goods for you
via your link!

What would you like to buy?

We have prepared a list of the best
US stores so you can start shopping right now:

To learn about ongoing sales,
take a look at the «Sales & Discounts» section.

This section is updated every Friday.

Not sure how to determine
your US size?

We have prepared a detailed
guide for you.

Sign up for cashback services

To receive $20 on your account after
the first purchase and return cashback
up to 30% of the cost of goods.

Go to your personal account
to see your US address.

Pay attention to STE - this is the number
of your personal cell at the Prostobox warehouse,
do not forget to indicate it in the address.