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Truebill maintains no partnership or agreement with Smithsonian Channel Plus. Truebill is an independent third party service that acts as an authorized representative when cancelling subscriptions on your behalf.
Smithsonian Channel offers documentaries and shows exploring history, science, nature, aviation, space and pop culture.
How to Cancel Smithsonian Channel Plus Manually
Unsubscribe by following these steps:
To cancel online, go to https://watch.smithsonianchannel.com/
To cancel over the phone, call: 1-800-766-2149