Contact Us

ComNet and Razberi customers, please use our Contact Form for general inquires, or reach out directly at the numbers below.

ComNet is focused on earning your trust. ComNet provides innovative solutions to your fiber optic transmission and Ethernet network requirements surrounded by a group of talented employees dedicated to solving your challenges.

Join our mailing list for the latest product updates, and be registered for a $250 Gift Card drawing.

3 Corporate Drive
Danbury, CT 06810
United States
Tel: 1-203-796-5300
Fax: 1-203-796-5303
Toll-Free: 1-888-678-9427

Office Hours
Mon – Fri, 8:00 AM to 5:00 PM EST

For non-technical questions & project quotes
Mon – Fri, 8:30 AM to 5:00 PM EST

Customer Care
Mon – Fri, 8:00 AM to 8:00 PM EST


Technical Support 

Suite 7, Castlegate Business Park 
South Wales
NP26 5AD
United Kingdom
Tel: +44 (0) 2036 300 695
Fax: +44 (0)113 253 7462
Technical Support: +44 (0)113 307 6409

Visit the UK ComNet Page



Technical Support 
ComNet Europe is a sales, technical support and product distribution, warehouse and office for ComNet products for all of Europe, Middle East, Africa and Asia.

French Speaking
Please call:
    +33 18 66 58 251 for assistance in French
    +33 18 66 58 252 for assistance in English
    Or email:  for the French region

German Speaking
Please call:
    +49 7219 588 104 for assistance in German
    +49 7219 588 085 for assistance in English
    Or email:  for DACH and Int Sales customers

English Speaking
Please call:
    +44 (0)113 307 6409

Technical Support in English Language
Sweden: +4686290499
Denmark: +4569911566
Norway: +4785226054
Finland: +358942451829

Or email  for UK/IE customers plus other English speaking countries