International Websites to Register Volunteer Opportunities

Allows organizations to list their volunteer opportunities throughout the world.

Promotes charity events around the world, particularly single-day and celebrity-based activities for fundraising.

With the tagline "Inspiration to Action." An independent online community that connects its members directly to the issues that inspire them to engage, contribute and take action.  To offer volunteer opportunities, go to http://www.takepart.com/help#Nonprofits & NGOs. 

Supports internationally-focused NGOs through donations and volunteer time. Qualified organizations may register opportunities at: http://www.universalgiving.org/ngo_partners/index.jsp

Organizations can post international volunteer opportunities for free on this site.

Volunteers can search low cost and no cost projects for free and non profits post your projects for free.

Changes is a tech company that "provides people with the platform and tools required to make the world a better place. Discover, support, and organize campaigns around the issues that impact you and your community." While much of the site is built around things that matter to individuals, agencies can start a "campaign" around their volunteer opportunities.

Run by TechMission, aims to "match hundreds of thousands of volunteers with urban ministries and short term missions opportunities." Organizations across the US and internationally may post opportunities as a local volunteer, virtual volunteer, short term missionary, or intern.

Go Overseas is the Yelp/Trip Advisor for programs abroad: We list every volunteer, study, teach & intern abroad program in the world, with ratings/reviews and more. Our goal is to help people make more informed and educated decisions when choosing between programs abroad.

A free portal to connect health professionals (or all kinds) to volunteering opportunities around the world. Organizations may post opportunities to recruit health care volunteers. See the instructions at: http://healthcarevolunteer.com/organizations/.

Unique international program offering the management of volunteers for nonprofit conferences and events, at no charge except expenses. For eligibility details and a summary of their work, see: http://www.icvolunteers.org/index.php?what=ser&id=6

Canada-based site that connects busy people with non-profits through microvolunteering.

Site specifically focused on recruiting and placing medical doctors into volunteer positions anywhere in the world.

Dedicated to connecting people to global volunteer/opportunities and ethical voluntourism, and building an online community of likeminded individuals who can share this information. Postings invited at http://www.truetravellers.org/share-an-opportunity/.

UK-based site that champions short, but meaningful volunteer actions that can be done from home (or online).

Site designed to match willing volunteers to small, specific needs (often technical assistance) of organizations, run by Sparked/The Extraordinaries. Currently the site is free, but may require a subscription in the future.