| Business | Phone |
| Liberty Appraisals 826 Mapleton Ave, Oak Park 60302 | (708) 386-1220 |
| Market Appraisal Shop Inc 936 Home Ave, Oak Park 60304 | (708) 383-8463 |
| Morlen Realty Corp 137 N Oak Park Ave 407, Oak Park 60301 | (708) 524-5203 |
| Key Appraisals Oak Park 60302 | (708) 524-7909 |