Metro
Datacenters in Madison, United States
How many datacenters are in Madison?
Madison has 6 datacenter facilities in the viabandwidth directory, including 4 with a network-verified operator. Each facility is checked against network evidence — not self-reported listings — so you can compare connectivity density and certifications side by side, then unlock the operator dossier for verified contacts and the carrier and ASN proof behind each site.
Connectivity and operator data sourced from PeeringDB and RIR registrations and independently verified. Last reviewed 2026-06-10.
6 facilities
5Nines Data
5Nines Data / Network222
Madison, United States
Connectivity: ListedDossier available
612 W Main
Hoyos Consulting LLC
Madison, United States
Connectivity: ListedDossier available
SupraNet Communications Madison
SupraNet Communications, Inc.
Madison, United States
Connectivity: ListedDossier availableSOC 2SSAE 16
University of Wisconsin-Madison
Madison, United States
Connectivity: ActiveDossier available
EdgeConneX Madison (EDCMAD01)
EdgeConneX Inc.
Madison, United States
Connectivity: Active
Network 222
Fiore Companies
Madison, United States
Connectivity: Active
Frequently asked questions
- How many datacenters are in Madison?
- There are 6 facilities in Madison, United States, of which 4 have a network-verified operator.
- What does the connectivity band mean?
- It is a verified summary of network density: Dense (many networks, exchanges, carriers), Active (multiple networks or an exchange on-net), or Listed. The exact ASN, IX, and carrier counts are part of the paid operator dossier.
- How do I reach an operator in Madison?
- Open any verified facility and unlock its operator dossier for role-based sales and procurement contacts plus the underlying network evidence.