Apply for a Southwest Cargo Account

Thank you for applying to be a Southwest Cargo Customer! 

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IMPORTANT: Due to regulation by the Transportation Security Administration (TSA) regarding the transportation of cargo on a passenger aircraft, a site inspection of your shipping location is required before a shipping account can be established. The fee for a site inspection is based on mileage and is a minimum charge of $65.00 up to $350.00. The total processing time for individual account application is approximately 15 business days. 

Please note that this is only for accounts based in the United States.

If you would like to proceed with your account application, please contact our Cargo Customer Care Center at (800) 533-1222 to setup the site inspection of your shipping location.

Physical Address


Contact Information

Additional Information

Contact Information for Accounts Payable


If you are planning to ship internationally, you must have a CASS number.
*Please note that the format for invoices via email will be a CSV file, not a PDF.

© 2019 Southwest Airlines Co. Use of the Southwest Airlines Cargo websites and our Company Information constitutes acceptance of our Terms and ConditionsPrivacy PolicyContract of Carriage.

Terms and Stipulations

The TSA defines an Indirect Air Carrier as any person or individual (except government entities and postal authorities), within the United States, not in possession of an FAA operating certificate or permit, who undertakes to engage indirectly in air transportation of property, and uses for all or any part of such transportation the services of an air carrier. For the purpose of this definition, Agents, Air Freight Forwarders, and Couriers are Indirect Air Carriers. For questions, call Cargo Customer Care at 1-800-533- 1222. The following Terms and Stipulations govern all shipments arranged through or fulfilled by Southwest Airlines Co., its agents, contractors, affiliates or designees, specifically including, but not limited to Southwest Airlines Co. and any of their respective agents, contractors, affiliates or designees (herein collectively referred to as “Southwest”). In consideration for credit being extended, applicant agrees to the following: (1) Payment is jointly, severally and unconditionally guaranteed within 15 days of date of invoice; (2) any charges unpaid after the above 15 days are to be increased by 1½% per month or the highest amount allowed by law; (3) any charges still outstanding after 60 days from the date of delivery are subject to collection, and all collection or arbitration expenses, reasonable attorney’s fees, and court costs will be borne by the purchaser. In consideration for Shipper ID being assigned or credit being extended, applicant agrees to the following: (1) by signing below, applicant certifies that they will not attempt to ship via Southwest Airlines any unauthorized explosives, incendiaries, dangerous goods or hazardous materials. Applicant consents to a search of any cargo shipped by Southwest Airlines. Applicant is aware that this contract and original signature, along with other shipping documents, will be retained on file by Southwest Airlines and are subject to inspection by FAA/TSA and air carrier personnel. Applicant consents to verification by Southwest Airlines of applicants’ identity, credit information (if applicable), and any other steps necessary for Southwest Airlines to comply with applicable security and safety procedures or government regulations prior to shipping. Applicant agrees that all future shipments made on account shall be governed by and subject to Southwest Airlines Cargo Contract of Carriage, as it may be amended from time to time, which may be found at All claims, requests for adjustments, or notification of errors must be made within 15 days, or charges are considered accepted; credit privileges may be withdrawn at any time without invalidating the terms of this agreement. This agreement shall apply to all current and future shipments unless revocation is received by registered mail.

Privacy Act Notice: “49 U.S.C. 114” authorizes the collection of this information. The information you provide will be used to qualify you or verify your status as a possible “known shipper”. Providing this information is voluntary; however, failure to provide the information will prevent you from qualifying as a “known shipper.” This information will be disclosed to TSA personnel and contractors or other agents including indirect air carriers in the maintenance and operation of the known shipper program. TSA may share the information with aircraft operators, foreign air carriers, indirect air carriers, law enforcement agencies, and others in accordance with the Privacy Act, 5 U.S.C. Section 552a. For additional details, see the system of records notice for Transportation Security Threat Assessment System (DHS/TSA 002) published in the “Federal Register.”

© 2019 Southwest Airlines Co. Use of the Southwest Airlines Cargo websites and our Company Information constitutes acceptance of our Terms and ConditionsPrivacy PolicyContract of Carriage.