Equinix SV4 - Silicon Valley, Sunnyvale
Internet ExchangeSunnyvale, CA · Equinix, Inc.
At a glance
Equinix SV4 - Silicon Valley, Sunnyvale is a colocation and interconnection facility listed in PeeringDB, located at 255 Caspian Dr, Sunnyvale, CA 94089. It is operated by Equinix, Inc. 16 networks are present at Equinix SV4 - Silicon Valley, Sunnyvale according to PeeringDB, ranking it 134th of 1,390 US facilities by network count. It hosts 2 internet exchanges (public peering fabrics).
Peering & carrier density
How many networks and carriers are at Equinix SV4 - Silicon Valley, Sunnyvale?
16 networks are present at Equinix SV4 - Silicon Valley, Sunnyvale according to PeeringDB, ranking it 134th of 1,390 US facilities by network count. Within California it ranks 20th of 149 facilities. That is about 5.3 times the California median of 3 networks per facility (national median: 2). 2 internet exchanges have switching equipment in the building, so networks can peer publicly as well as by private cross-connect.
Who operates Equinix SV4 - Silicon Valley, Sunnyvale?
PeeringDB lists Equinix, Inc. as the operator of Equinix SV4 - Silicon Valley, Sunnyvale. Equinix, Inc. has 49 facilities in the GridCensus catalog across 12 states, 12 of them in California.
Where is Equinix SV4 - Silicon Valley, Sunnyvale located?
The facility's address is 255 Caspian Dr, Sunnyvale, CA 94089. Sunnyvale has 5 PeeringDB interconnection facilities in the catalog. California has 149 of the 1,390 US facilities; the best-connected has 341 networks present.
What datacenters and sites are near Equinix SV4 - Silicon Valley, Sunnyvale?
5 datacenters are listed in the surrounding area (the largest by footprint); of those, the closest is Digital Realty Silicon Valley SJC37, operated by Digital Realty, about 4.8 miles away. The highest-scoring datacenter candidate site in the surrounding area is METCALF 1 in Santa Clara County, with a DC Readiness score of 62.4 out of 100.
Other exchanges in Sunnyvale
- Level(3) Sunnyvale8 networks
- H5 Data Centers Silicon Valley8 networks
- Equinix SV6 - Silicon Valley, Sunnyvale8 networks
- Centersquare Silicon Valley (SFO3)2 networks
Nearby datacenters
- Digital Realty Silicon Valley SC1Digital Realty · Santa Clara, CA
- Hurricane Electric Fremont 2Hurricane Electric · Fremont, CA
- MicrosoftMicrosoft · Santa Clara, CA
- Equinix SV5Equinix · San Jose, CA
- Digital Realty Silicon Valley SJC37Digital Realty · Santa Clara, CA
Nearby datacenter candidate sites
Scored candidate sites near Equinix SV4 - Silicon Valley, Sunnyvale, ranked by DC Readiness. Co-location near a well-peered exchange is a meaningful fiber-connectivity advantage.
| Site | Type | State | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|---|
| METCALF 1 | Substation-Adjacent | CA | Santa Clara County | 500 kV | 1,000 MW | 7.6 yrs | 62.4 |
| Hunters Point | Brownfield | CA | San Mateo County | 115 kV | 427 MW | 7.6 yrs | 61.3 |
| EMBARCADERO | Substation-Adjacent | CA | Contra Costa County | 230 kV | 300 MW | 7.6 yrs | 59.8 |
| NEWARK DISTRIBUTION | Substation-Adjacent | CA | Alameda County | 230 kV | 300 MW | 7.6 yrs | 59.3 |
| MARTIN | Substation-Adjacent | CA | San Mateo County | 230 kV | 300 MW | 7.6 yrs | 59.0 |
| S.L.A.C. | Substation-Adjacent | CA | San Mateo County | 230 kV | 300 MW | 7.6 yrs | 58.8 |
| EASTSHORE | Substation-Adjacent | CA | Alameda County | 230 kV | 300 MW | 7.6 yrs | 58.7 |
| LOS ESTEROS | Substation-Adjacent | CA | Alameda County | 230 kV | 300 MW | 7.6 yrs | 58.6 |
Frequently asked questions
Who owns or operates Equinix SV4 - Silicon Valley, Sunnyvale?
Equinix SV4 - Silicon Valley, Sunnyvale is operated by Equinix, Inc., according to its PeeringDB facility record. Equinix, Inc. has 49 US facilities in the GridCensus catalog across 12 states.
What is the address of Equinix SV4 - Silicon Valley, Sunnyvale?
Equinix SV4 - Silicon Valley, Sunnyvale is at 255 Caspian Dr, Sunnyvale, CA 94089. Coordinates: 37.4144, -122.0145.
How many networks and carriers are at Equinix SV4 - Silicon Valley, Sunnyvale?
16 networks are present at Equinix SV4 - Silicon Valley, Sunnyvale according to PeeringDB, ranking it 134th of 1,390 US facilities by network count. The median California facility has 3 networks present. PeeringDB counts every network (carriers, ISPs, cloud and content networks) that lists the facility as a point of presence.
Is there an internet exchange at Equinix SV4 - Silicon Valley, Sunnyvale?
Yes. PeeringDB records 2 internet exchanges with a presence at Equinix SV4 - Silicon Valley, Sunnyvale.
Which datacenters are near Equinix SV4 - Silicon Valley, Sunnyvale?
Large datacenters catalogued near Equinix SV4 - Silicon Valley, Sunnyvale include Digital Realty Silicon Valley SJC37 (Digital Realty), 4.8 miles away; Microsoft (Microsoft), 5.2 miles away; Digital Realty Silicon Valley SC1 (Digital Realty), 5.3 miles away.
More interconnection facilities and hubs in California
- All internet exchange facilities in California· 149 facilities
- Equinix, Inc. — company profile· 49 facilities
- Datacenters in California
- Equinix SV1/SV5/SV10 - Silicon Valley, San Jose· San Jose · 280 networks
- Equinix LA1 - Los Angeles· Los Angeles · 142 networks
- Equinix SV8 - Silicon Valley, Palo Alto· Palo Alto · 68 networks
- Equinix LA3/LA4 - Los Angeles, El Segundo· El Segundo · 53 networks
- All US internet exchange facilities
- All US datacenters
About this data
Source: PeeringDB facility records, as published March 6, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “Equinix SV4 - Silicon Valley, Sunnyvale, Sunnyvale, CA”, https://gridcensus.com/internet-exchanges/equinix-sv4-silicon-valley-sunnyvale-7e5d5696 (data as of March 6, 2026).
Dataset updated . Screening estimates derived from public data sources.
Network and exchange counts are point-in-time figures from PeeringDB and may lag changes at the facility.
Go deeper than the public screen
Every site and score for Equinix SV4 - Silicon Valley, Sunnyvale, Sunnyvale, CA is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.