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Contact Us

To obtain the name and phone number of your nearest Diagraph Sales or Service Representative, please call our toll-free phone number: 800-722-1125.

You can also discover which Diagraph solution is right for your application by completing our short technology assessment. Click here to complete the assessment. 

To request information please use our online info form.


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North American Locations

Diagraph Marking and Coding Group

1 Research Park Drive
St. Charles, MO 63304-5685, USA
Toll Free : (800) 722-1125
Telephone: (636) 300-2000
Fax: (636) 300-2004
E-mail: Sales

Diagraph Service, Parts & Inks Group

1 Research Park Drive
St. Charles, MO 63304-5685, USA
Voice: (800) 526-2531
Fax: (636) 300-2005
E-mail: Service

Diagraph MSP (Marking & Stenciling Products)

5307 Meadowland Parkway
Marion, IL 62959, USA
Voice: (800) 521-3047
Fax: (866) 350-0196

International Locations

Diagraph Mexico, S.A. de C.V.

Tezcatlipoca 22, San Miguel Xochimanga
Atizapan de Zaragoza Estado de Mexico, 52927
Phone: 52-55-5321-3190
Fax: 52-55-2125-6649
E-mail: Diagraph Mexico
Web Site:

Diagraph Corporation Sdn Bhd.

No. 41 Jalan Serendah 26/41
Hicom Industrial Estate 
40400 Shah Alam
Selangor, Malaysia
Voice: (60)3-56341990
Fax: (60)3-56341997
E-mail: Diagraph Malaysia

ITW Diagraph GMbH

Friedrich Bergius Ring 30 (97076)
W├╝rzburg, Germany
Phone: +49 (0)931 25076 0
Web Site: