800-899
| 800 | TCP UDP | MDBS Daemon, Remotely Possible (Remote Control) |
| 801 | TCP UDP | Device |
| 802-809 | TCP UDP | Unassigned |
| 810 | TCP UDP | Flexible Communication Protocol (FCP) |
| 811-827 | TCP UDP | Unassigned |
| 828 | TCP UDP | ITM-MCELL-S |
| 829 | TCP UDP | PKIX-3 CA/RA |
| 830-846 | TCP UDP | Unassigned |
| 847 | TCP UDP | DHCP Failover 2 |
| 848-870 | TCP UDP | Unassigned |
| 871 | TCP UDP | SUP Server |
| 872 | TCP UDP | Unassigned |
| 873 | TCP UDP | Rsync |
| 875-885 | TCP UDP | Unassigned |
| 876 | TCP UDP | ICL coNETion locate server |
| 877 | TCP UDP | ICL coNETion server info |
| 888 | TCP | AccessBuilder / CD Database |
| 888 | UDP | AccessBuilder |
| 889-899 | TCP UDP | Unassigned |
900-999
| 900 | TCP UDP | OMG Initial Refs |
| 901 | TCP | SMPNAMERES / Samba Web Administration Tool (SWAT) |
| 901 | UDP | SMPNAMERES |
| 902-910 | TCP UDP | Unassigned |
| 911 | TCP UDP | XACT-Backup, Dark Shadow (trojan) |
| 912 | TCP UDP | APEX Relay-to-Relay Service |
| 913 | TCP UDP | APEX Endpoint-to-Relay Service |
| 914-998 | TCP UDP | Unassigned |
| 989 | TCP UDP | FTP Data Over TLS/SSL |
| 990 | TCP UDP | FTP Control Over TLS/SSL |
| 991 | TCP UDP | Netnews Administration System |
| 992 | TCP UDP | Secure Telnet (over TLS/SSL) |
| 993 | TCP UDP | Secure IMAP4 (over TLS/SSL) |
| 994 | TCP UDP | Secure IRC (over TLS/SSL) |
| 995 | TCP UDP | Secure POP3 (over TLS/SSL) |
| 996 | TCP | Vsinet / Central Point Software Xtree License Server |
| 996 | UDP | Vsinet |
| 997 | TCP UDP | Maitrd |
| 998 | TCP | Busboy |
| 998 | UDP | Puparp |
| 999 | TCP | Garcon / Puprouter / Applix |
| 999 | UDP | Puprouter / Applix |
1000-1023
| 1000 | TCP | Cadlock / Cadlock2 |
| 1000 | UDP | Cadlock2 / Ock |
| 1001-1009 | TCP UDP | Unassigned |
| 1010 | TCP UDP | Surf |
| 1011-1023 | TCP UDP | Reserved |
