Contact us if you are a Service Provider interested in purchasing bandwidth services on MassBroadband 123 (MB123), if you have questions about getting your business site connected to the network, or if you are a current customer with billing or service inquiries.
Submit the form on this page to contact us.
KCST USA Inc.
Suite #300, 300 Baker Avenue Concord, MA 01742
Network Operations Center (NOC)
Toll-Free: 1 (866) 276-2888