On-Call customers may schedule pickups online, or by contacting the Customer Service Center at 800-322-5555.

A GSO compliant bar-coded tracking label is required on each package. To print labels and begin the shipping process, please Log In and choose the "Prepare a Shipment" tab.

Access the Instant Rate Calculator, priority rate sheet, competitor rate comparisons, or calculate dimensional weight, accessorial charges, declared value, fuel surcharge details, and delivery address corrections.

GSO delivers to every address in California, Oregon, Washington, and Idaho as well as the metropolitan areas of Arizona, Nevada and New Mexico. View guaranteed available delivery times and published shipping rates for your destination area.

GSO Time-in-Transit Maps illustrate the number of transit days for delivery of your Priority, Ground or Freight shipments from the 5-digit origin zip code entered.

Setting up a GSO account is fast and easy.

GSO offers convenient options for online shipping.

Find the nearest GSO Drop Box location(s) in your area.

To order GSO shipping supplies (labels, envelopes, stickers, etc.), simply call the Customer Service Center at 800-322-5555, or Login.

In order to ensure the proper tracking and security of priority shipments, Golden State Overnight requires a GSO-compliant bar-coded tracking label on each shipment.

The consignee signature combined with the time of delivery is your Proof-of-Delivery (POD). The POD indicates that your shipment was received in good condition at the appropriate destination.