What is the port number for HTTP?

HTTP = port 80 (TCP).

HTTP = Port 80 (TCP)

HTTP (Hypertext Transfer Protocol) is used for unencrypted web traffic.

Memory tip: 80 is the "standard" port - think of it as the default web port before HTTPS became common.

Related:

• HTTPS uses port 443 (encrypted)
• HTTP/3 uses UDP (QUIC protocol)

Go deeper:

• HTTP — Wikipedia overview confirming TCP port 80 for unencrypted web traffic.
• List of TCP and UDP port numbers — the broader lookup table placing 80 among the well-known ports.