| Contact | Cedar hill Number | Desoto number | Duncanville number |
| Animal Control | 972-223-6111 | 972-223-6111 | 972-223-6111 |
| Animal Shelter / Tri City | 972-291-5335 | 972-291-5335 | 972-291-5335 |
| Answering Service | 972-293-4611 | 972-293-4975 | 972-780-4959 |
| Auto Impound Info | 972-291-5181 ext 0 | 469-658-3081 | 972-298-9932 |
| Cedar Hill State Park | 972-291-6641 | ||
| Cedar Hill ISD Police Department | 469-272-2088 | ||
| Code Enforcement | 972-291-5100 | 469-658-3000 | 972-780-5041 |
| Criminal Investigation Department | 972-293-5280 | 469-658-3034 | 972-780-5037 |
| Criminal Investigation Fax | 972-291-5169 | 469-658-0001 | 972-780-4948 |
| City Hall | 972-291-5100 | 973-230-9600 | 972-780-5000 |
| City Hall Fax | 972-291-5107 | 972-780-5077 | |
| Crime Prevention | 972-291-5000 ext 2145 | 469-658-3054 or 6055 | 972-780-5027 |
| Fire Department Admin | 972-291-1011 | 972-230-9681 | 972-780-4920 |
| Fire Department Fax | 972-291-3473 | 973-230-5187 | 972-780-4928 |
| Information Line | 972-291-5300 | 972-230-9698 | 972-780-5006 |
| ISD Admin | 972-293-8962 | 972-223-6666 | 972-708-2000 |
| Jail Information | 469-658-3081 | 469-658-3081 | 469-658-3081 |
| Jail Fax | 469-658-0711 | 469-658-0711 | 469-658-0711 |
| Municipal Court | 972-291-5100 ext 1041 | 972-230-9673 | 972-780-5055 |
| Patrol Fax | 972-291-5169 | 469-658-0708 | 972-780-5023 |
| Police Admin | 972-291-5100 ext 2400 | 469-658-3002 | 972-780-5038 |
| Police Fax | 972-291-5169 | 469-658-0709 | 972-780-4948 |
| Public Works | 972-291-5126 | 972-230-9600 | 972-780-4900 |
| Records | 972-291-5100 ext 2420 | 469-658-3021 | 972-780-5024 |
| Records Fax | 972-291-5169 | 469-658-0710 | 972-780-4948 |
| Report Writing | 972-780-5000 ext 1141 | ||
| Water Department | 972-291-5100 ext 1200 | 972-230-9600 | 972-780-5010 |
| Vehicle Impound Information | 972-291-5181 ext 0 | 469-658-3081 | 972-298-9932 |
| Victims Assistance | 972-293-1439 | 972-293-1439 | 972-293-1439 |
| Wrecker Service | 24 Hour Wrecker 972-227-5188 | J&N Wrecker 972-223-1981 | J&S Towing 972-298-9932 |
| Wrecker Service Fax | 24 Hour Wrecker 972-227-7773 | J&N Wrecker 972-230-3849 | J&S Towing 972-227-7773 |
