WYOMING INTERSTATE COMPANY,
NOTICE TO CUSTOMERS
December 2020 Invoices
January 12, 2021
2020 invoices are now final and available online in DART.
note that the “Due Date” for these invoices is Friday, January 22, 2021.
pass this information along to others in your organization who may
it useful. If you have any questions or need additional information,
call your Marketing Account Director.
Will W. Brown
Vice President, Business Management - West