Below find social and business networking Web sites, professional networking sites, and others, as well as association directories and databases.
Delphi Forums - Delphi's services enable individuals to build, manage and grow their own online communities.
Ecademy.com - Ecademy is a Business Social Network founded in 1998 now with millions of users of the site each year worldwide. Ecademy enables business people to connect through online networking using social media tools, at business networking events and 1-2-1 meetings—a community that advocates, connects and helps one another. Membership is free.
Facebook - Facebook's mission is to give people the power to share and make the world more open and connected. Millions of people use Facebook everyday to keep up with friends, upload an unlimited number of photos, share links and videos, and learn more about the people they meet.
Friendster - Friendster is a leading global online social network. Friendster is focused on helping people stay in touch with friends and discover new people and things that are important to them.
Groupsite - Groupsite embodies the Web's evolution into a social/collaborative medium by bringing together the most useful features of traditional websites, discussion forums, listservs, blogs, collaboration software and social networks. With Groupsite, people from a wide range of professional and social groups within companies, communities, non-profits, families and more are able to instantly and easily communicate, share, network. Basic Groupsites are FREE to create and can be setup to be public; completely private and secure; or somewhere in between.
Jigsaw - Jigsaw is an online directory of free, downloadable company information and more than 12 million business contacts. Every Jigsaw business contact is complete with hard-to-find direct dials and email addresses, while each company record gives the low down on company size, location, and industry. Free membership.
LinkedIn - LinkedIn is an interconnected network of experienced professionals from around the world, representing 170 industries and 200 countries. You can find, be introduced to, and collaborate with qualified professionals that you need to work with to accomplish your goals.
MediaBistro - Mediabistro is dedicated to anyone who creates or works with content, or who is a non-creative professional working in a content/creative industry. That includes editors, writers, producers, graphic designers, book publishers, and others in industries including magazines, television, film, radio, newspapers, book publishing, online media, advertising, PR, and design. Their mission is to provide opportunities to meet, share resources, become informed of job opportunities and interesting projects and news, improve career skills, and showcase your work.
Meetup - Meetup is the world's largest network of local groups. Meetup makes it easy for anyone to organize a local group or find one of the thousands already meeting up face-to-face. More than 2,000 groups get together in local communities each day, each one with the goal of improving themselves or their communities. Meetup's mission is to revitalize local community and help people around the world self-organize. Meetup believes that people can change their personal world, or the whole world, by organizing themselves into groups that are powerful enough to make a difference.
MyWorkster.com - MyWorkster specializes in building exclusive, professional college networks. Through these networks, their members get connected to exclusive career opportunities. These networks allow members to brand themselves through professional and social content in an effort to advance their career and the careers of those around them.
NetParty - NetParty is the first worldwide young professionals network. Their NetParty Networking Events are business and social networking events, held after work at nightclubs, lounges, mansions and other cool venues, attended by hundreds of young professionals and designed to make it easy to make new contacts and new friends.
Networking for Professionals - Networking For Professionals is a dynamic business networking organization that powerfully combines online business networking and real life events. By joining Networking For Professionals, and posting your member profile, you'll be able to network online with other members at anytime, 24/7. You can include a photo, articles you've written, and even a video in your profile. You'll be able to bookmark other members profiles, create contact lists, an address book, and much more. You'll also have access to the list of attendees from all the past events you've signed up for.
Ning - Ning is an online platform that empowers people to create and discover new social experiences for the most important people and interests in their life. Anyone can sign up to create, discover, or join new social networks on the Ning Platform. With over one million social networks on the Ning Platform, the company provides the largest number of unique social networks on the Internet today.
Ryze Business Networking - Ryze Business Networking helps people make connections and grow their networks. Members get a free networking-oriented home page and can send messages to other members. They can also join special networks related to their industry, interests or location. More than 200 organizations host Networks on Ryze to help their members interact with each other and grow their organizations. Ryze has more than 500,000 members in more than 200 countries.
Tribe.net - Tribe.net enables users to connect with co-workers, family, classmates, and to join and create their own "Tribes" around their areas of interest. You must register and create a profile in order to post to Local Favorites, Services, or individual tribes. Free to register.
Twitter - Twitter is a free social messaging utility for staying connected in real-time. It helps you stay connected with friends, relatives, and coworkers. Twitter happens in real time, people follow the sources most relevant to them and access information via Twitter as it happens—from breaking world news to updates from friends. Twitter's core technology is a device agnostic message routing system with rudimentary social networking features. By accepting messages from sms, web, mobile web, instant message, or from third party API projects, Twitter makes it easy for folks to stay connected.
Ziggs - Ziggs provides comprehensive online personal branding that you control, top visibility in search engines, easy communications and a strong sense of community with people important to you, as well as networking opportunities with millions of other professionals. You can also develop or participate in private online communities with colleagues, friends, club members or charity teams.
ZoomInfo.com - ZoomInfo is a business-information search engine, with profiles on more than 45 million people and 5 million companies. ZoomInfo delivers a single site for quick and easy access to in-depth information on industries, companies, people, products, services and jobs. Users can post/edit your profile. Free membership.
Business Journal: Community - In this section of the BizJournal Web site you will find it’s Networking Community area, listings of networking events, members, resources and more.
eWomenNetwork - eWomenNetwork is a business association for women. eWomenNetwork are women-owned businesses, professionals and corporate executives conducting business in hundreds of different business categories and practicing in many different professions.
Execunet - Since 1988, ExecuNet has helped nearly one-half million chief and senior-level executives connect to the people, opportunities and expertise they need to be successful. Offers networking groups all over the country for executives. Membership required.
Toastmasters International - Toastmasters International is a non-profit educational organization that teaches public speaking and leadership skills through a worldwide network of meeting locations. The organization has nearly 235,000 members in 12,036 clubs in 106 countries. Since 1924, Toastmasters International has helped people of all backgrounds become more confident in front of an audience. Their educational programs are self-paced and affordable.
U.S. Junior Chamber (JAYCEES) - The United States Junior Chamber (Jaycees) gives individuals between the ages of 18 and 40 the tools they need to build the bridges of success for themselves in the areas of business development, management skills, individual training, community service, and international connections.
The Internet Public Library: Associations on the Net - The Internet Public Library: Associations on the Net is an online guide to Web sites of prominent organizations and associations.
Golden State University Professional Associations Links - Find links to a variety of professional associations, organized by category: general search, accounting, business and consulting, computer information systems, engineering, entrepreneurship, finance, human resource management, management, marketing, psychology, and taxation.
Job-Hunt.org: Associations Sites - On this Web site you will find over over 800 professional associations and societies by industry.
National Council of Nonprofit Associations - The National Council of Nonprofits is the network of state and regional nonprofit associations serving more than 20,000 member organizations. By linking local nonprofit organizations across the nation through state associations, the National Council helps small and midsize nonprofits manage and lead more effectively, collaborate and exchange solutions, engage in critical policy issues affecting the sector, and achieve greater impact in their communities.
WEDDLE's Association Directory - Weddle's Association Directory lists several thousand associations from around the world by their primary professional or occupational focus and/or industry of interest.