| Institution | I2 Participant? | Connect-Date | Connection-Type/RateLimit | Transport | |
|---|---|---|---|---|---|
| University of Pennsylvania | Regular | 1999 | 2 x Gigabit-Ethernet (2 x 220Mbps) | local | |
| Lehigh University | Regular | 1999 | Fast Ethernet (100Mbps) | Fastnet | |
| Johnson & Johnson Pharma. | Corporate | 2001 | Gigabit-Ethernet (155Mbps) | Sunesys | |
| Princeton University | Regular | 2002-04-18 | Fast-Ethernet (45Mbps) | Fastnet | |
| Chester County IU | Sponsor: Penn | 2001? | Fast-Ethernet (20Mbps) | Sunesys | |
| Widener University | Regular | 2002-11-12 | Fast-Ethernet (10Mbps) | Yipes! | |
| Temple University | Regular | 2003-01-08 | Fast-Ethernet (50Mbps) | Sunesys | |
| Fox Chase Cancer Center | Sponsor: Penn | 2003-03-25 | Fast-Ethernet (30Mbps) | Yipes! | |
| The Daily Pennsylvanian | No | 1999 | Ethernet (10Mbps) | local | |
| Sheraton Hotel, Univ City | No | 2000 | Ethernet (2Mbps) | local | |
| The Inn at Penn | No | 2000 | Ethernet (10Mbps) | local | |
| Campus Technologies Inc. | No | 2002 | Fast-Ethernet (100Mbps) | local | |
| Children's Hospital | Regular | 2003-12-15 | Fast-Ethernet (50Mbps) | Dark Fiber | |
| CAPE | Sponsor: Lehigh | 2003-04-14 | Fast-Ethernet (5Mbps) | Fastnet | |
| CERMUSA | Sponsor: Penn | 2003-08-25 | DS-3 (45Mbps) | Verizon/Adelphia | |
| Thomas Jefferson University | Sponsor: UDel | 2003-09-02 | Fast-Ethernet (20Mbps) | Yipes! | |
| Arcadia University | Sponsor: Penn | 2003-09-24 | Fast-Ethernet (3Mbps) | Yipes! | |
| New Jersey Edge | SEGP | 2004-01-15 | OC-12c (200Mbps) | Verizon | |
| Villanova University | Sponsored (Penn) | 2003-10-16 | Fast-Ethernet (25Mbps) | Yipes! | |
| University of Delaware | Regular | 2004-03-26 | Gigabit-Ethernet (110Mbps) | Dark Fiber | |