| Business | Phone |
| Richwood Twp Supervisor's Ofc 4901 N Prospect Rd, Peoria Heights 61616 | (309) 688-2822 |
| Peoria Heights Village Admin 4901 N Prospect Rd, Peoria Heights 61616 | (309) 686-2385 |
| Peoria Heights Village Clerk 4901 N Prospect Rd, Peoria Heights 61616 | (309) 686-2380 |
| Vlg Peoria Heights Public Wrks 4901 N Prospect Rd, Peoria Heights 61616 | (309) 686-2375 |