Headquarters – Americas

The OpenNMS Group, Inc.
220 Chatham Business Drive
Pittsboro, NC 27312
United States
Phone: +1 919-533-0160
Fax: +1 773-345-3645

Toll Free in the continental United States: (877) 666-7911

Regional Offices

123 Church Street, Suite 175
Marietta, GA 30060
United States


Heinrich-von-Bibra Platz 1b
36037 Fulda
Phone: +49 (0)711 229 544 54

United Kingdom and Ireland

London, UK
Phone: +44 (0) 20 32981211

Worldwide – Online

You can reach us as a free call on Skype name opennms.com.
Also, feel free to send an e-mail to sales@opennms.com with any questions or comments.

Security Concerns?

We respond quickly to any vulnerabilities found in the OpenNMS application. Please feel free to report them to security@opennms.org.

Have Any Other Questions?