must! Charities Share: Non-Profit must! Charities Visit Website 212 S. Main Street #205 Templeton, California 93465 (805) 226-5788 must! Charities Facebook Hours: 9am - 3pm Monday - Friday About Map About Since 2012, must! charities has committed over $1.5 million in North SLO County, working with individuals and businesses who are dedicated improving the quality of life of those in need.