Our volunteers are an integral component of the collaborative efforts behind Keys to Change and Key Campus.

We embrace the diverse talents and perspectives the community brings to our programs, and we welcome new ideas and opportunities in working together!

All volunteers must be 16 years of age or older. Volunteers seeking community service hours are accepted on a case-by-case basis.

Please see the volunteer position descriptions and volunteer application below to get started.

If you have any questions or wish to discuss individual, corporate, or group opportunities outside of regular programming, please contact us at volunteer@keystochangeaz.org or 602-282-0849.

Current On-Campus Opportunities

HSC Mailroom

Post office Assistant:

Post office assistants are a vital resource to our mailroom program. The post office staff and volunteers handed out 83,952 pieces of mail to 6,221 clients FYE23. You will ensure clients receive vital mail such as letters from family members, ID’s, Social Security Checks, medical devices, job offers, and more. Ideal candidates are individuals that don’t mind standing for 2-3 hours, can lift up to 25lbs, have good organizational and customer service skills, and can make a 6 month commitment to the job.

Key duties include:
  • Alphabetize and sort mail/packages
  • Greet clients at mail window and assist with retrieving mail and packages for them
  • Bring mail/packages to community partners
Key skill sets/requirements:
  • Organized
  • Customer service oriented
  • Understand trauma informed care
  • Can read/write and alphabetize
  • Can stand 2-3 hours
  • Can lift up to 25lbs
Key benefits:
  • Face to face interaction with clients
  • Build resume skills if job hunting
  • Be part of the collaborative solution to end homelessness
  • Great way to spend the day if you are retired

Lodestar Day Resource Center (LDRC) Assistant

Learn the ins and outs of the resources available in the LDRC and among our Key Campus partners by assisting our frontline staff! Depending on the time and day, applicants may be assisting with our shower and laundry program, our client belongings day-use storage program, or at the front desk of the LDRC. This is a great way to get to know the campus and our Clients.

Applicants must be able to work on their feet in a fast-paced environment, be able to lift at least 25 pounds, and have experience in working with vulnerable populations.

In-Kind Inventory Specialist

In-kind Inventory Specialist

Dig into our clothing closet donations and help us better serve our Clients with a day in our In-kind Inventory room! With your help, we can stock our two clothing closets on campus and beyond. You may be sorting, folding, organizing, or completing special projects depending on the day.

Applicants must be able to work on their feet, lift at least 25 pounds, and climb stairs.

Volunteer Application

Let’s get started!

Thank you for your interest in volunteering with Keys to Change (formerly Human Services Campus, Inc.) or Key Campus (formerly Human Services Campus)! We believe volunteers are a vital part of our organization and help us to build community. Click the button below to tell us about yourself:

Once you submit your online application, we will contact you within 48 hours. Thank you!


Once we have received your application, you will be scheduled for a Campus Orientation and Tour. We will give you lots of information regarding our Campus to help you determine what your interests are and what type of volunteer position will work best for you and your schedule.  The tour and introduction usually takes from 30 minutes to 1 hour depending on the amount of people and questions.


Once you have completed your Campus Tour and have determined where you would like to serve, you will be partnered with a staff member for hands-on training and help to acclimate to Campus culture and procedures.

Keys to Change Development Team

Volunteer Events


Project Connect is a one-day event offering wrap-around services to people at risk of or experiencing homelessness. Project Connect meets people where they are with all of the most essential solutions provided by more than 20 state, federal, and non-profit organizations. At Project Connect, just like at Key Campus, an individual can receive a new state ID, a new set of clothes, a shower, healthcare, social security benefits, a meal, housing assistance, and so much more.

Project Connect takes places in a different Valley location every 4-6 weeks. Each event typically serves about 150 guests, making volunteers an essential component for a successful event. Volunteers help with set up and breakdown of the event, provider assistance, helping guests navigate the event, and more.

Please contact us at volunteer@keystochangeaz.org if you have any questions or would like to be involved as a provider. Sign up for our e-newsletter for updates in your inbox!

Want to learn more about volunteering at Project Connect?


Join us for the largest volunteer effort of the year! Maricopa Veterans StandDown is an event that brings together the Valley’s homeless and at-risk military veterans, connecting them with the services & resources to end their homelessness. Hosted by the Arizona Housing Coalition at the AZ State Fairgrounds, this 2-day event features over 60 service providers and requires hundreds of volunteers to ensure a successful event!

Volunteer duties may include setup, guest registration, event support, guest experience support, volunteer check-in and event breakdown. This event is indoor/outdoor. Volunteers must be 18+ to sign up.

Spots will go quickly – Sign Up today!!

Visit Arizona Veterans StandDown Alliance to learn more about the event.

Want to learn more about volunteering at StandDown?

June Event

2024 June Project Connect

Your Support Saves Lives.