TIA

TIA can mean:

Total Information Awareness, later Terrorist Information Awareness, the remit of the American Information Awareness Office
Tampa International Airport (a common abbreviation, though its IATA airport code is actually TPA)
Television Interface Adapter (Atari 2600 video chip)
Telecommunications Industry Association
Transient ischemic attack
Thanks in advance used in internet slang.

This page concerning a three letter acronym is a disambiguation page — a navigational aid which lists other pages that might otherwise share the same title. If an article link referred you here, you might want to go back and fix it to point directly to the intended page.

TIA

See also: TIA, IATA airport code, Information Awareness Office, Internet slang, Tampa International Airport, Television Interface Adapter, Three letter acronym, Transient ischemic attack