ShipPlus Postal & Packing Center is always looking for ways to help our customers save money. ShipPlus Postal & Packing Center coupons are a great way to make your visit more valuable and we’re constantly changing and updating our coupons, so check back regularly to find other fantastic savings on DHL Shipping, FedEx Shipping, UPS Shipping, US Postal Service, Fax Services, Mailbox Rental, Key Duplication, Notary Public, Passport Photos and more!.