Important Update: New Payment Remittance Address

3 THAMES KOSMOS New Payment Remittance Address: Effective immediately, all payments should be sent directly to: Thames & Kosmos, LLC PO Box 845401 Boston, MA 02284-5401 **This address is for payments only.** Please update your records accordingly. All other correspondence should continue to go to our headquarters address at 89 Ship Street, Providence, RI 02903.  Ready to Go Paperless?  Click here to receive your invoices via email.  Questions? Contact us by email or at (800) 587-2872.   Copyright © 2023 Thames & Kosmos, All rights reserved. Thanks for supporting T&K science, games, and magic! Our mailing address is: Thames & Kosmos 89 Ship Street Providence, RI 02903 Add us to your address book Want to change how you receive these emails? You can or .