| Business | Phone |
| County Engineer 650 N River Rd Nw, Warren 44483 | (330) 675-2640 |
| Help Me Grow 347 N Park Ave, Warren 44481 | (330) 505-1391 |
| Honorable Andrew Logan 161 High St Nw # 1, Warren 44481 | (330) 675-2564 |
| Honorable John M Stuard 160 High St Nw # 2, Warren 44481 | (330) 675-2534 |
| Honorable Pamela A Rintala 220 Main Ave Sw, Warren 44481 | (330) 675-2600 |
| Honorable Peter Kontos Warren 44481 | (330) 675-2569 |
| Honorable Thomas A Swift 161 High St Nw, Warren 44481 | (330) 675-2521 |
| Honorable W Wyatt Mc Kay 160 High St Nw # 4, Warren 44481 | (330) 675-2577 |
| Senior Rights & Advocacy 150 S Park Ave, Warren 44481 | (330) 675-2485 |
| Trumbull Boys Group Home 171 Scott St Ne, Warren 44483 | (330) 392-5362 |
| Trumbull Building Inspection 347 N Park Ave # 302, Warren 44481 | (330) 675-2467 |
| Trumbull Cnty Data Processing Warren 44481 | (330) 675-2449 |
| Trumbull County Auto Mntnc Grg 605 Panther Ave Ne, Warren 44483 | (330) 675-2545 |
| Trumbull County Auto Title 160 High St Nw, Warren 44481 | (330) 675-2407 |
| Trumbull County Bar Assn 120 High St Nw, Warren 44481 | (330) 675-2415 |
| Trumbull County Civil Branch 150 High St Nw, Warren 44481 | (330) 675-2539 |
| Trumbull County Commissioners 160 High St Nw # 5, Warren 44481 | (330) 675-2451 |
| Trumbull County Coroner 1863 E Market St, Warren 44483 | (330) 675-2516 |
| Trumbull County Dog Warden 7501 Anderson Ave Ne, Warren 44484 | (330) 675-2787 |
| Trumbull County Election Board 2947 Youngstown Rd Se, Warren 44484 | (330) 369-4050 |
| Trumbull County Historical Soc 303 Monroe St Nw, Warren 44483 | (330) 394-4653 |
| Trumbull County Planning Comm 347 N Park Ave, Warren 44481 | (330) 675-2480 |
| Trumbull County Recorder 160 High St Nw, Warren 44481 | (330) 675-2401 |
| Trumbull County Stationary Eng 160 High St, Warren 44481 | (330) 675-2416 |
| Trumbull County Veterans Svc 280 N Park Ave # 201, Warren 44481 | (330) 675-2585 |
| Trumbull County Water Billing Warren 44481 | (330) 675-2475 |
| Trumbull Elderly Affairs Dept 2959 Youngstown Rd Se, Warren 44484 | (330) 675-2486 |
| Trumbull Human Resources 160 High St Nw # 5, Warren 44481 | (330) 675-2460 |
| Trumbull Juvenile Div 220 Main Ave Sw, Warren 44481 | (330) 675-2606 |
| Trumbull Veterans Svc Comm 280 N Park Ave # 201, Warren 44481 | (330) 675-2586 |