| Business | Phone |
| Bricklayers & Allied Craftsmen 150 Midway Rd # 153, Cranston 2920 | (401) 946-9940 |
| United Steelworkers Of America 1195 Cranston St, Cranston 2920 | (401) 943-7456 |
| Ibew 100 Midway Rd # 15, Cranston 2920 | (401) 946-2323 |
| Ibew 22 Amflex Dr, Cranston 2921 | (401) 946-9900 |
| Institute For Labor Studies 99 Bald Hill Rd # 3, Cranston 2920 | (401) 463-9900 |
| International Association-Mach 762 Atwood Ave, Cranston 2920 | (401) 943-8331 |
| National Assn-Letter Carriers 174 Mayfield Ave, Cranston 2920 | (401) 463-6735 |
| National Education 99 Bald Hill Rd, Cranston 2920 | (401) 463-9630 |
| Service Employees Intl Union 1704 Broad St, Cranston 2905 | (401) 941-6150 |
| Ri Federation Of Teachers 356 Smith St, Cranston 2905 | (401) 273-9800 |
| Plasterer & Cement Masons 22 Amflex Dr, Cranston 2921 | (401) 943-1185 |