| Name | Address, Zip |
| Community Christian Church Trust Dated 06-23-2021 | Po Box 179, 62258-0179 |
| Mascoutah Chapter 392 Women Of The Moose | Po Box 2, 62258-0002 |
| Mascoutah Lodge No 815 Loyal Order Of Moose | Po Box 101, 62258-0101 |
| Incredible Kids Achieving New Dreams Unite | 9666 Winnebago Way, 62258-1640 |
| Air Force Association | 9628 Winchester St, 62258-2890 |
| Mchs Alumni And Friends Golf Inc | Po Box 253, 62258-0253 |
| Amateur Athletic Union Of The United States Inc | 6141 Highbanks Rd, 62258-4411 |
| Transport Workers Union Of America | 214 Jackson St, 62258-1040 |
| Laborers International Union Of North America | Po Box 185, 62258-0185 |
| American Federation Of Government Employees | 419 Opal Ct, 62258-2952 |
| American Legion | 1414 W Main St, 62258-1071 |
| Amvets | 804 W State St, 62258-1721 |
| National Foundation For Syndactyly Research Support And Education | Po Box 159, 62258-0159 |
| Mascoutah Area Zonta Foundation Inc | Po Box 354, 62258-0354 |
| First Assembly Of God | 135 W Main St, 62258-2032 |
| |
| International Association Of Fire Fighters | 3 W Main St, 62258-2030 |
| Team Mascoutah Athletic Association | 825 N 1st St, 62258-1330 |
| International Association Of Lions Clubs | 335 Wilmaglen Dr, 62258-1064 |
| Mascoutah Band Boosters Association | Po Box 258, 62258-0258 |
| Mascoutah Improvement Association Inc | 330 Grant Dr, 62258-1031 |
| Mascoutah Athletic Commission | 36 W Main St, 62258-2031 |
| Mascoutah Little Indians Athletics | Po Box 314, 62258-0314 |
| Department Of Illinois Vfw Auxiliary Vfw Inc | 620 Donaphan St, 62258-1500 |
| Baileys Dash Foundation | 545 Streamstone Ln, 62258-1538 |
| Emery Bock Memorial Scholarship Fund | 617 Fallen Timber Ln, 62258-2777 |
| Livestock Boosters Of St Clair County | 223 E Main St, 62258-2136 |
| Mascoutah Cemetary Chapel Inc | Po Box 347, 62258-0347 |
| Leu Civic Center Inc | Po Box 16, 62258-0016 |
| Mascoutah Chamber Of Commerce | Po Box 175, 62258-0175 |
| Special Children Inc | 1207 Eisenhower Rd, 62258-1606 |
| Church Of Christ St Of Mascoutah Inc | Highway 4, 62258 |
| Christian Family Church | 1108 Linden Pl, 62258-5400 |
| St Clair County Christian Home Educators | 302 S Railway St, 62258-2325 |
| Concerned Christians Inc | Po Box 262, 62258-0262 |
| St Martin Of Tours Lutheran Church | 1190 N 6th St, 62258-1100 |
| Mercys Door Community Church | Po Box 243, 62258-0243 |
| Purposed Church | 1508 Autumn Lakes Ln, 62258-2791 |
| Zion Lutheran Church | 101 S Railway St, 62258-1935 |
| Clinton County Holstein Club | 5304 Clinton County Line Rd, 62258-5213 |
| Mascoutah Tuesday Womens Club Inc | Po Box 244, 62258-0244 |
| Ferm Homebrew Club | 1233 Mckinley St, 62258-1612 |
| Knights Of Columbus | Po Box 154, 62258-0154 |
| Mascoutah Volunteer Fire Company | 224 N Railway St, 62258-2027 |
| Silver Creek Mafia Inc | 9825 Karch Rd, 62258-4513 |
| Society Of St Vincent De Paul | 104 N Independence St, 62258-2102 |
| Veterans Of Foreign Wars Department Of Illinois | 620 Donaphan St, 62258-1500 |
| Friends Of Military Families | 9711 Winchester St, 62258-2945 |
| Scott Field Heritage Park | 216 East A Street, 62258 |
| Foundation For Mascoutah Schools Inc | 414 Jackson St, 62258-1044 |
| Love Strong Foundation Nfp | 8 E Main St, 62258-2133 |
| Means-morrison Memorial Scholarship Fund Inc | 3 Corrington Pl, 62258-1344 |
| Harvest Tabernacle Ministries | Po Box 24, 62258-0024 |
| High Twelve International | Po Box 48, 62258-0048 |
| Mascoutah Historical Society Inc | 306 W Main St, 62258-1832 |
| Mascoutah Trap Tribe Inc | Po Box 269, 62258-0269 |
| Zonta International | Po Box 354, 62258-0354 |
| Shriners International | Po Box 48, 62258-0048 |
| Rotary International | 9648 Weatherby St, 62258-2893 |
| Mascoutah Youth League | 9902 Citation Ct, 62258-2873 |
| Lovester S Love Nfp | 401 Wilderness Way, 62258-2795 |
| Mascoutah Senior Service | 227 N Market St, 62258-2147 |
| Mascoutah Weekend Meals Nfp | 55 W Church St, 62258-2029 |
| |