| Name | Address, Zip |
| Sandwich Citizens Police Academy Alumni Inc | Po Box 753, 02563-0753 |
| Sandwich Area Community Access Television Inc | 11 Jan Sebastian Dr Ste 10, 02563-2357 |
| Sandwich Tree & Landscape Advisory Committee | Po Box 2176, 02563-8176 |
| Sandwich Arts Alliance Inc | Po Box 1332, 02563 |
| Pta Massachusetts Parent-teacher Association Inc | 33 Water Street Route 130, 02563 |
| Waldorf Association Of Cape Cod Massachusetts Inc | 22 Tupper Rd, 02563-1811 |
| Pta Massachusetts Parent-teacher Association Inc | Po Box 479, 02563-0479 |
| Ma Sandwich High School Athletic Boosters Club | Po Box 645, 02563-0645 |
| Sandwich Babe Ruth League | Po Box 7, 02563-0007 |
| Cape Cod Firefish Booster Club Inc | Po Box 523, 02563-0523 |
| Cape Cod Chorale | Po Box 751, 02563-0751 |
| Colum Cille Pipes & Drums Inc | Po Box 1013, 02563-1013 |
| Sandwich Spirit Club | Po Box 598, 02563-0598 |
| South Shore Coalition Of Independent Therapists | 41 Popple Bottom Rd, 02563-2576 |
| Massachusetts Organization Of Educational Collaboratives | 33 Water St, 02563-2338 |
| One Giant Leap Inc | 97 Tupper Rd, 02563-1870 |
| Pop Warner Little Scholars Inc | Po Box 2240, 02563-8240 |
| Shine Unlimited Inc | Po Box 146, 02563-0146 |
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