- Harrisburg School District 7J
- Harrisburg UMC
- Harrisburg, SD
- Harrison Central - OH
- Harrison County Schools, KY
- Harrison County Schools, WV
- Harrison High School Athletics
- Harrison Hills Church App
- Harrison School District Two
- Harrison Township School Dist
- Harrisonville Schools
- Harrison’s Manual Medicine App
- Harrison’s Manual of Medicine
- Harrods International Academy
- HRUC Student App
- Harrow Way VLE
- Harry and the Haunted House
- Harry's Hub
- Hart ISD, TX
- Hart Memorial PS
- Hartford Public Access TV
- Hartford Public Library
- Hartington-Newcastle Schools
- Hartlepool Connecting You
- Hartlink
- Hartpury Parent App
- Hartshill Academy App
- Hartshorne Public Schools, OK
- Harvard Classics
- Harvest Baptist Church!
- Harvest Bible Chapel Barbados
- Harvest Bible Chapel Chicago
- Harvest Bible Church Phoenix
- Harvest Bible Detroit West
- Harvest Chapel FMC
- Harvest Christian Academy
- Harvest Christian School
- Harvest Church
- Harvest Church Beaver Dam
- Harvest Church Dothan
- Harvest Church GA
- Harvest Church Memphis
- Harvest Church PA
- Harvest Church SETX
- Harvest City Church Leicester
- Harvest Community
- Harvest Fellowship App
- Harvest International School
- Harvest Point Fellowship Demot
- Harvest Pointe
- Harvest Ridge
- Harvest Seymour
- Harvest+
- Harvey Public Schools, ND
- Harvey School District 152
- Has & Have Fun Deck
- Has anyone seen Cowleen?
- HAS2020
- HasaEA
- Hasan Dede
- Hasan Kalyoncu University
- Hasanati: Quran & Sunnah Kids
- Rabbit Homework Planner
- Hasenat Hatim International
- HaShem Ministries
- HashLookup
- Haskell
- Hasmark AR
- Hasselblad Foundation
- Hasso Rhenania Giessen
- Hast
- Hastings District Libraries
- Hastings Intermediate
- Hat Monkey by Chris Haughton
- Hat Recorder
- Hatchlands Park
- HatchXR
- Hateya