Sinclair International Contact Information |

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Customer Service Hours of Operation
7:30 AM - 5:00 PM (CST Mon-Fri)

Storefront Address

Sinclair International Inc.
3006 Brownells Parkway
Grinnell, Iowa 50112

Contact Address

Sinclair International Inc.
200 South Front Street
Montezuma, Iowa 50171




Order Line: Open 7:30 am to 6:00 pm (U.S. CST) Monday - Friday
Tech Line: Open 8:30 am to 4:30 pm (U.S. CST) Monday & Wednesday - Friday
9:00 am to 4:30 pm (U.S. CST) Tuesday.

We no longer operate a retail sales outlet at our Fort Wayne, Indiana location.  




We will be closed for the following:


Memorial Day - Monday, May 25
Independence Day - Thursday & Friday, July 2 & 3
Labor Day - Monday, September 7
Thanksgiving - Thursday, November 26
Christmas - Friday, December 25


Sinclair U.S. Phone Numbers

Ordering: 800-717-8211
Technical Support: 260-482-3670
Fax: 260-482-3735



Sinclair International Phone Numbers

Ordering & Technical Support: 260-482-3670
Fax: 260-482-3735





You may send us an email by filling out the form below. Please allow at least two working days for a personal response.