| Name | Address, Zip |
| Springfield Police Clerks Local 52 | 76 E High St, 45502-1214 |
| International Union United Auto Aerospace & Agricultural Workers | 3671 Urbana Rd, 45502-9548 |
| International Association Of Machinists & Aerospace Workers | Po Box 2904, 45501-2904 |
| International Union United Auto Aerospace & Agricultural Workers | 3671 Urbana Rd, 45502-9548 |
| International Union United Auto Aerospace & Agricultural Workers | 3671 Urbana Rd, 45502-9548 |
| Transport Workers Union Of America | 5318 Syeliow Springs Rd, 45506 |
| American Postal Workers Union | Po Box 952, 45501-0952 |
| American Federation Of State County & Municipal Employees | Po Box 2737, 45501-2737 |
| American Federation Of Government Employees | 5150 N River Rd, 45502-9392 |
| American Federation Of State County & Municipal Employees | 2135 E Home Rd, 45503-2516 |
| Springfield Ohio Newspapers Editorial Association | 202 N Limestone St, 45503-4202 |
| Clark County Association Of School Employees | 1901 Selma Rd, 45505-4239 |
| National Association Of Letter Carriers | Po Box 345, 45501 |
| International Association Of Fire Fighters | Po Box 1011, 45501-1011 |
| Northwestern Teachers Association | 5610 Troy Rd, 45502-9032 |
| Clark County Vocational Education Association | 1901 Selma Rd, 45505-4239 |
| Springfield Command Officers Association Inc | 130 N Fountain Ave, 45502-1119 |
| Springfield Police Patrolmens Association | Po Box 1674, 45501-1674 |
| International Brotherhd - Boilrmkrs Ir Shp Bldrs Blcksmth Frgrs & Hlpr | 1495 Paldao Ct, 45504-4726 |
| United Steelworkers | 95 King Tree Ln, 45506-4103 |
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