| Date |  |  |  | 
| 2021-12 | Internet Archive | Building the Digital Library of Amateur Radio & Communications | $889,405 | 
| 2021-12 | Highline Amateur Radio Club (HARC) | Equipping Digital Radio Site Infrastructure in SeaTac Area | $183,229 | 
| 2021-12 | Deutscher Amateur Radio Club | Fixing the Linux kernel AX.25 | €179,690 | 
| 2021-12 | ARRL Foundation | Amateur Radio Club Grant Program | $600,000 | 
| 2021-12 | Rhizomatica Communications | Digital HF Telecommunications for Civil and Amateur Uses | $335,940 | 
| 2021-12 | Virginia Tech Foundation | 4-H Youth Station and Outreach Trailer | $33,900 | 
| 2021-12 | Focusing our Resources for Community Enlightenment | Community development through amateur radio | $8,000 | 
| 2021-12 | Utah VHF Society | Repeater upgrade | $160,555 | 
| 2021-12 | Bellingham Makerspace | Building out capability of new ram radio group | $62,785 | 
| 2021-11 | Society of Women Engineers (SWE) | SWE 2021 Programs | $318,000 | 
| 2021-11 | 
The Southwest Louisiana Amateur Repeater Club (SWLARC) | Hurricane Laura Recovery and New Trailer | $95,000 | 
| 2021-11 | San Francisco Wireless Emergency Mesh | Building a Wireless Backbone in the High Sierras | $147,144 | 
| 2021-11 | PAPA Repeater System | Infrastructure Improvements of the PAPA System | $157,425 | 
| 2021-11 | Deutscher Amateur Radio Club | Paving the way to use GSM/GPRS technology on amateur radio bands | €249,424 | 
| 2021-11 | HacDC Amateur Radio Club (HARC) | HacDC Amateur Radio Club upgrades and engagement | $26,319 | 
| 2021-11 | Middle Eastern Technical University | Open-source Software Framework for Teaching and Experimenting Distributed Algorithms on Wireless Networks | $43,200 | 
| 2021-11 | Cal Poly Amateur Radio Club | Upgrading the Cal Poly Amateur Radio Club “Shack” | $22,000 | 
| 2021-11 | Franklin W Olin College Of Engineering | Addressing Gender and Diversity Imbalances in Engineering | $671,878 | 
| 2021-11 | Valley Radio Club of Oregon | Eugene Science Center amateur radio station upgrade | $16,525 | 
| 2021-11 | OMIK Amateur Radio Association | OMIK Scholarship Fund | $50,000 | 
| 2021-10 | The Lamorinda CERT Foundation | Digital emergency communications | $23,200 | 
| 2021-10 | Mississippi Valley Amateur Radio Association | Emergency communications bus | $116,399 | 
| 2021-10 | ARISS-USA | Amateur radio contacts between schools and the International Space Station | $1,292,515 | 
| 2021-10 | Amateur Radio Experimenter’s Group | Support and development of the SondeHub platform | $8,300 | 
| 2021-10 | University of Oregon | University club portable amateur radio stations | $25,606 | 
| 2021-10 | Princeton University | A Fine-Grained 5G Wireless Telemetry Platform for Faster Wireless Networks | $91,687 | 
| 2021-10 | Outreachy | Paid Remote Scholarships | $150,000 | 
| 2021-10 | Colorado School of Mines | Undergraduate Scholarship Support and Inclusive Programming | $150,000 | 
| 2021-10 | The Intrepid DX Group | Essay Contest | $1,500 | 
| 2021-09 | Purdue University | Network Analytics Tools for Understanding Wireless Systems | $64,213 | 
| 2021-09 | University of California – Los Angeles (UCLA) | Controlling Commodity NB-IoT Devices via Of-the-Shelf Amateur Radios: A Software-Centric Solution | $69,053 | 
| 2021-09 | Blount Emergency Amateur Radio Service (BEARS) | Communications Trailer | $11,750 | 
| 2021-09 | Rocky Mountain Ham Radio | Expanding Multi-state, 5 GHz Microwave Network in Rockies and Outfitting Communication Trailers | $374,233 | 
| 2021-09 | YASME Foundation | Infrastructure Improvements | $27,955 | 
| 2021-09 | University of Southern Mississippi | Bringing Amateur Radio Back to the University of Southern Mississippi | $8,098 | 
| 2021-09 | Chippewa Valley Amateur Radio Club | Repeater Coverage Expansion |  | 
| 2021-09 | Reproducible Builds | Further Collaboration | $115,000 | 
| 2021-09 | Haiti International Friendship Amateur Radio Club | Establishing a HF network in Haiti | $14,864 | 
| 2021-08 | TAPR | Tangerine SDR Test Fixtures | $97,000 | 
| 2021-08 | University of Oklahoma | Equipment Upgrade for the Alpha Sigma Delta Radio Society | $22,983 | 
| 2021-08 | Lee County Amateur Radio Emergency Service | Mobile Emergency Communication | $40,600 | 
| 2021-08 | Norwich Free Academy | Satellite and ARISS Ground Station | $9,769 | 
| 2021-08 | ARRL Foundation | 2022 Scholarships | $761,250 | 
| 2021-08 | Emergency Volunteer Corps of Nehalem Bay | Improving Emergency Communication in Tillamook County | $34,101 | 
| 2021-08 | Lake Monroe Amateur Radio Society | Public Relations Trailer | $13,797 | 
| 2021-07 | Paradox Sonic Space Research Agency | 1U CubeSat | $17,300 | 
| 2021-07 | Ski Country Amateur Radio Club | Microwave System Replacement | $3,561 | 
| 2021-06 | Case Western Reserve University | Engineering Undergraduate Senior Project Support | $2,000 | 
| 2021-06 | Allstarlink | Radio over IP (ROIP) app enhancements, infrastructure improvement | $12,000 | 
| 2021-06 | California High School (CHS) | Incorporating Constructivism and the Maker Mentality | $9,950 | 
| 2021-06 | Bridgerland Amateur Radio Club (BARC) | Educating Youth in Amateur Radio Through Hands-on Space Science Activities | $17,831 | 
| 2021-05 | Rio Hondo Amateur Radio Club | Loaner Radios & Repeater Replacement | $4,454 | 
| 2021-05 | OH-KY-IN Amateur Radio Society | Portable Satellite Ground Station | $5,288 | 
| 2021-05 | OH-KY-IN Amateur Radio Society | Repeater Site Internet Connectivity | $11,752 | 
| 2021-05 | ARESLAX, inc. | Locating Radiofrequency Interference (RFI) sources in Los Angeles County, CA | $23,600 | 
| 2021-05 | Santa Barbara Amateur Radio Club | K6TZ Amateur Radio Station at Chrisman California Islands Center | $35,550 | 
| 2021-05 | Cascade ARS dba Oregon HamWAN | Backbone Project 2021 | $88,391 | 
| 2021-05 | Case Western Reserve University | Tower Replacement at W8EDU | $81,763 | 
| 2021-05 | The MIT Radio Society | Radome Renewal | $1,620,000 | 
| 2021-05 | The University of Arizona Amateur Radio Club | Digital Mode and Long-Term Equipment Investments | $8,287 | 
| 2021-05 | Milton J. Rubenstein Museum of Science & Technology (MOST) | Amateur Radio on the International Space Station | $4,122 | 
| 2021-04 | Deutcher Amateur Radio Club, E.V. (DARC) | OpenWebRX | €95.000 | 
| 2021-04 | Deutcher Amateur Radio Club, E.V. (DARC) | European Radio Network (HAMNET) Support | €163.400 | 
| 2021-04 | Open Research Institute | M17 Open Protocol | $250,000 | 
| 2021-04 | Social and Environmental Entrepreneurs (SEE) | Julia Robinson Mathematics Festival | $112,200 | 
| 2021-04 | Institute of Electrical and Electronics Engineers, Princeton/Central Jersey Section | Make Operating Radio Easier (MORE) | $200,000 | 
| 2021-03 | ARRL Foundation | 2021-2022 Scholarships | $203,000 | 
| 2021-02 | Woodridge Middle School | Operation Hamulanche | $5,453 |