• List of TCP and UDP port numbers
  by [Wikipedia]
• Port (computer networking)
  by [Wikipedia]
• Service Name and Transport Protocol Port Number Registry
  by [IANA - Internet Assigned Numbers Authority]

Most Popular Port Numbers

• Port 1
• Port 8080
• Port 8081
• Port 5228
• Port 10000
• Port 433
• Port 1433
• Port 7
• Port 3544
• Port 2222
• Port 1337
• Port 2628
• Port 5985
• Port 110
• Port 5222
• Port 37
• Port 389
• Port 1431
• Port 2224
• Port 1900