Auxiliary Communications Service
- State of california, governor's office of emergency services, ACS program. bulletins, newsletters, .ftp & .pdf, links & more on public safety auxiliary communications.
ATNF - Australia Telescope National Facility
- Operates the Australia Telescope, a set of radio telescopes in New South Wales. These telescopes are used, individually or together, to study objects in the Universe ranging from the remains of dead stars to entire galaxies.