| Business | Phone |
| Kent Co Info Referral Line Dover 19901 | (302) 698-6444 |
| Kent County Accounting 414 Federal St, Dover 19901 | (302) 736-2172 |
| Kent County Adm 414 Federal St # 201, Dover 19901 | (302) 744-2300 |
| Kent County Assessment Dover 19901 | (302) 744-2401 |
| Kent County Board-Assessment 414 Federal St, Dover 19901 | (302) 736-2141 |
| Kent County Building Code Dept Dover 19901 | (302) 744-2450 |
| Kent County Community Svc Dept Dover 19901 | (302) 698-6447 |
| Kent County Emergency Medical Dover 19904 | (302) 735-2180 |
| Kent County Engineering 414 Federal St, Dover 19901 | (302) 736-2101 |
| Kent County Facilities Mgmt 414 Federal St, Dover 19901 | (302) 736-2058 |
| Kent County Inspections 414 Federal St, Dover 19901 | (302) 744-2452 |
| Kent County Inspections Dept Dover 19901 | (302) 744-2451 |
| Kent County Personnel Dept Dover 19901 | (302) 744-2310 |
| Kent County Planning Dept Dover 19901 | (302) 744-2471 |
| Kent County Receiver Of Taxes 414 Federal St, Dover 19901 | (302) 744-2341 |
| Kent County Recorder Of Deeds Dover 19901 | (302) 744-2314 |
| Kent County Register Of Wills 414 Federal St, Dover 19901 | (302) 744-2330 |
| Kent County Sewage Treatment 3959 Bayside Dr, Dover 19901 | (302) 678-9710 |
| Kent County Sewer Bills Dover 19901 | (302) 744-2391 |