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If you still can't find what you need, ask us directly!

You can contact f-stop by phone, email, Facebook, or Twitter. Please note: we operate several customer service centers located around the world. Our Relationship Management Team works 5 days a week (Monday – Friday, 07:00 AM - 11:00 PM CDT). One of our Members will respond to your electronic communication as quickly as possible, normally by the end of the next business day. Please provide all relevant information, including sales order number, if necessary.


Main Phone: +1 253.236.0070

Germany and the UK: +49 51.18.798.9017

f-stop Relationship Management Team Members are available for inquiries and phone orders Monday through Friday, 07:00 AM - 11:00 PM CDT. We are closed Saturday and Sunday.

Fax: +1.206.339.8760

Email: [email protected]



Snail Mail Address: f-stop HQ

P.O. Box 771194

St. Louis, MO 63117

United States

Customer Support Homepage

Contact Us Form

Feel free to contact us through an email form above.