Mailbox Rentals
Secure mailboxes with a real street address, package acceptance, and mail forwarding.
Reserve a Mailbox
Shipping, Mailboxes & More All in One Convenient Location
Shipping & Drop-Off • Mailbox Rentals • U-Haul Rentals
We make it easy to pack, ship, print, and manage your mail--all with friendly local service you can count on.
Follow us
Our Most Popular Services
Everything You Need
Everything You Need
Under One Roof
From shipping and package drop-offs to secure mailbox rentals and U-Haul truck rentals, we make life easier.
Shipping & Drop-Off
UPS, FedEx, USPS, DHL, Amazon returns, and international shipping—all in one place.
Start Shipping
U-Haul Rentals
Reserve trucks, trailers, moving supplies, and equipment for your next move.
Reserve a Truck
Shipping
Shipping
Shipping
Shipping
Visit Postal Capital in O'Fallon, MO
Conveniently located at 1120 Technology Dr, Suite 113B in O'Fallon, Postal Capital proudly serves customers throughout St. Charles County with mailbox rentals, shipping, printing, and business services. Whether you're mailing a package, printing important documents, or renting a secure mailbox, our friendly team is ready to help.
Get Directions
Shipping Solutions That Go Beyond the Box.
From fragile antiques and artwork to business shipments and everyday packages, Postal Capital helps customers throughout O'Fallon and St. Charles County ship with confidence. We work with UPS, FedEx, and USPS to find the right shipping option for every package.
Need more than shipping? We also offer secure mailbox rentals, Amazon returns, professional printing, document services, and notary assistance—all under one roof.
Our experienced team takes the time to pack every shipment properly so it arrives safely, whether it's headed across Missouri or across the world.
Your Neighborhood Business Service Center
Everything you need for work, home, and everyday errands—all in one convenient stop.
Pack & Ship
Ship with confidence using UPS, FedEx, and USPS. We'll help you compare shipping options, professionally pack fragile items, and make sure your package gets where it needs to go safely.
Secure Mailbox Rentals
Get a real street address, secure package acceptance, mail forwarding, and privacy for your home or business. Perfect for entrepreneurs, remote workers, and frequent travelers.
U-Haul Rentals
Private mailbox with a real street address, package acceptance, and mail forwarding.
Printing & Document Services
Print presentations, resumes, flyers, labels, and business documents in full color or black and white with professional quality.
Notary Public
Fast, convenient notarization for personal and business documents.
Amazon & Online ReturnsDigital Solutions
Bring us your eligible Amazon returns and we'll take care of the shipping.
Postal Capital
Mailbox • Pack • Ship • Notary • Print
Mon. - Fri.
Saturday
Sunday
9:00 AM - 6:00 PM
9:00 AM - 2:00 PM
Closed
© All Rights Reserved 2025 - 2026 | Postal Capital
Postal Capital
Mailbox • Pack • Ship
Notary • Print
Mon. - Fri. 9:00 AM - 6:00 PM
Saturday 9:00 AM - 2:00 PM
Sunday Closed
© All Rights Reserved 2025 - 2026 | Postal Capital