WYOMING INTERSTATE COMPANY, L.L.C.
NOTICE TO CUSTOMERS
May 2019 Invoices
June 11, 2019
May 2019 invoices are now final and available online in DART. Please note the “Due Date” for these invoices
is Friday, June 21, 2019.
Please pass this information along to others in your organization who may find it useful. If you have any questions
or need additional information, please call your Marketing Account Director.
Will W. Brown
Vice President, Business Management - West