AustIRC
- Small network with a mainly Australian user base.
- http://www.austirc.net/

AcidChat
- General chat network. Site offers server information, Java client, channel list and nickname registration.
- http://www.acidchat.net/

Ascends
- Site contains help and support for this IRC network, network information, Java online chat, downloads and links to computer related utilities.
- http://www.ascends.org/

Anime Realm
- Anime related IRC network and website. Site offers online Java chat, network news, online channel list and network statistics and Anime related links.
- http://www.animerealm.org/

Adiga
- Includes help, user database, oper listings, rules, and contact information.
- http://irc.adiga.com/

AngelEyez
- Chat suitable for all age groups. Java chat client available.
- http://www.angeleyez.net/

Asylum-Net
- Rules, server list, client downloads, web chat, channels, linking, services, staff, jargon, links, and statistics.
- http://www.asylum-net.org/

AfterNET
- Founded in 1996, a medium sized network with servers located around the globe.
- http://www.afternet.org/

Awesomchat
- Includes general information as well as information on the servers, channels, linking, and rules.
- http://www.awesomechat.net/

AustNet
- Guide for new users, frequently asked questions, popular software, security guide, and administration. Several services; servers in the United States, New Zealand, Singapore, Europe, Canada, and Australia.
- http://www.austnet.org/

AccessIRC
- Contains a listing of servers, chanserv commands help, policies, and member profiles.
- http://www.accessirc.net/

ArabChat
- Includes free e-mail and a java chat applet.
- http://chat.arabchat.org/