ColoCrossing SEA1
Internet ExchangeSeattle, WA · ColoCrossing
At a glance
ColoCrossing SEA1 is a colocation and interconnection facility listed in PeeringDB, located at 12201 Tukwila International Blvd, Seattle, WA 98168. It is operated by ColoCrossing. 3 networks are present at ColoCrossing SEA1 according to PeeringDB, ranking it 564th of 1,390 US facilities by network count.
Peering & carrier density
Location
How many networks and carriers are at ColoCrossing SEA1?
3 networks are present at ColoCrossing SEA1 according to PeeringDB, ranking it 564th of 1,390 US facilities by network count. Within Washington it ranks 27th of 49 facilities. That is about 25% below the Washington median of 4 networks per facility (national median: 2).
Who operates ColoCrossing SEA1?
PeeringDB lists ColoCrossing as the operator of ColoCrossing SEA1. ColoCrossing has 7 facilities in the GridCensus catalog across 6 states.
Where is ColoCrossing SEA1 located?
The facility's address is 12201 Tukwila International Blvd, Seattle, WA 98168. Seattle has 18 PeeringDB interconnection facilities in the catalog. Washington has 49 of the 1,390 US facilities; the best-connected has 234 networks present.
What datacenters and sites are near ColoCrossing SEA1?
5 datacenters are listed in the surrounding area (the largest by footprint); of those, the closest is Intergate Seattle East Building 3, operated by Sabey, about 0.2 miles away. The highest-scoring datacenter candidate site in the surrounding area is MAPLE VALLEY in King County, with a DC Readiness score of 68.4 out of 100.
Other exchanges in Seattle
- Digital Realty Seattle SEA10234 networks
- Equinix SE2/SE3 - Seattle110 networks
- KOMO Plaza Seattle (Formerly Fisher Plaza)21 networks
- H5 Data Centers Seattle10 networks
- Evocative SEA110 networks
- Colocation Northwest - Seattle9 networks
Nearby datacenters
- CenterisWA
- Intergate Seattle East Building 3Sabey · Tukwila, WA
- Intergate Seattle East Building 5Sabey · Tukwila, WA
- Intergate Seattle East Building 4Digital Realty · Tukwila, WA
- Centeris SH1 ColocationPuyallup, WA
Nearby datacenter candidate sites
Scored candidate sites near ColoCrossing SEA1, 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 |
|---|---|---|---|---|---|---|---|
| MAPLE VALLEY | Substation-Adjacent | WA | King County | 500 kV | 1,000 MW | 3.5 yrs | 68.4 |
| COVINGTON | Substation-Adjacent | WA | King County | 500 kV | 1,000 MW | 3.5 yrs | 68.2 |
| SNO-KING | Substation-Adjacent | WA | Kitsap County | 500 kV | 1,000 MW | 3.5 yrs | 68.2 |
| TAP200917 | Substation-Adjacent | WA | Snohomish County | 500 kV | 1,000 MW | 3.5 yrs | 68.1 |
| RAVER | Substation-Adjacent | WA | King County | 500 kV | 1,000 MW | 3.5 yrs | 66.6 |
| OBRIEN | Substation-Adjacent | WA | King County | 230 kV | 300 MW | 3.5 yrs | 65.2 |
| BOTHELL | Substation-Adjacent | WA | Snohomish County | 230 kV | 300 MW | 3.5 yrs | 64.8 |
| OZ King | Greenfield | WA | King | — | — | 3.5 yrs | 64.6 |
Frequently asked questions
Who owns or operates ColoCrossing SEA1?
ColoCrossing SEA1 is operated by ColoCrossing, according to its PeeringDB facility record. ColoCrossing has 7 US facilities in the GridCensus catalog across 6 states.
What is the address of ColoCrossing SEA1?
ColoCrossing SEA1 is at 12201 Tukwila International Blvd, Seattle, WA 98168. Coordinates: 47.4931, -122.2937.
How many networks and carriers are at ColoCrossing SEA1?
3 networks are present at ColoCrossing SEA1 according to PeeringDB, ranking it 564th of 1,390 US facilities by network count. The median Washington facility has 4 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 ColoCrossing SEA1?
PeeringDB records no internet exchange fabric at ColoCrossing SEA1.
Which datacenters are near ColoCrossing SEA1?
Large datacenters catalogued near ColoCrossing SEA1 include Intergate Seattle East Building 3 (Sabey), 0.2 miles away; Intergate Seattle East Building 5 (Sabey), 0.2 miles away; Intergate Seattle East Building 4 (Digital Realty), 0.2 miles away.
More interconnection facilities and hubs in Washington
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, “ColoCrossing SEA1, Seattle, WA”, https://gridcensus.com/internet-exchanges/colocrossing-sea1-43662966 (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 ColoCrossing SEA1, Seattle, WA 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.