| Rank | Abbreviation | Meaning |
|---|
| ***** | BSSN | Bernstein, Shur, Sawyer and Nelson
| |
| ***** | BSSN | Belarussian Scientific Society of Neurologists
| |
| **** | BSSN | Business Support Services Network
| |
| **** | BSSN | Bering Sea Sub Network
| |
| **** | BSSN | Bernoulli Solutions and Systems Network
| |
| **** | BSSN | Ball State Sports Network
| |
| *** | BSSN | Backup Subnetwork Supervision Node
| |
| *** | BSSN | BUSINESS NEWS NETWORK, INC.
| |
| *** | BSSN | Baltimore Student Sun photometer Network
| |
| *** | BSSN | Bill Stern Sports Newsreel
| |
| ** | BSSN | Boston Small Schools Network
| |
| ** | BSSN | Brighton and Sussex Sexualities Network
| |
| * | BSSN | Ballads Sea Songs of Newfoundland
| |
| * | BSSN | Byrd Station Strain Network
| |
| * | BSSN | Bellingen Shire Support Network
| |
| * | BSSN | Braunschweiger StadtSchulNetz
| |
| * | BSSN | Burns Saltwater Splicing Needles
| |
| * | BSSN | Bradford Study Support Network
| |
| * | BSSN | Baumgarte Shapiro Shibata Nakamura
| |