| Business | Phone |
| Gregg Adult Community Spvsn 103 W Whaley St, Longview 75601 | (903) 236-8422 |
| Gregg County Commissioner 3211 W Marshall Ave # C, Longview 75604 | (903) 759-3611 |
| Gregg County Constable 101 E Methvin St # 510, Longview 75601 | (903) 236-8427 |
| Gregg County Courthouse 101 E Methvin St, Longview 75601 | (903) 236-8456 |
| Gregg County Extension Agent 405 E Marshall Ave # 101, Longview 75601 | (903) 236-8429 |
| Gregg County Extension Office 405 E Marshall Ave, Longview 75601 | (903) 236-8428 |
| Gregg County Justice Of Peace 2131 S Eastman Rd, Longview 75602 | (903) 758-6342 |
| Gregg County Justice Of Peace 3211 W Marshall Ave, Longview 75604 | (903) 237-2636 |
| Gregg County Juvenile Center 310 Turk St, Longview 75601 | (903) 758-0121 |
| Gregg County Mtnce 101 E Methvin St # 110, Longview 75601 | (903) 237-2657 |
| Gregg County Personnel 101 E Methvin St # 109, Longview 75601 | (903) 237-2569 |
| Gregg County Precinct No 1 1179 Fm 449, Longview 75605 | (903) 663-0400 |
| Gregg County Precinct No 3 119 Cupit Rd, Longview 75604 | (903) 759-8962 |
| Gregg County Precinct No 3 W Harrison Rd, Longview 75604 | (903) 759-8962 |
| Gregg County Records Storage Highway 322, Longview 75603 | (903) 643-3734 |
| Gregg County Veterans Svc Officer 1203 E Marshall Ave # A, Longview 75601 | (903) 237-2674 |
| Information Services 101 E Methvin St # 101, Longview 75601 | (903) 236-8435 |
| Adult Community Svc 3313 Pine Tree Rd, Longview 75604 | (903) 295-1651 |
| County Constable Precinct 2 3211 W Marshall Ave, Longview 75604 | (903) 237-2600 |
| County Justice Of The Peace 101 E Methvin St # 512, Longview 75601 | (903) 236-8470 |
| County Maintenance Dept 101 E Methvin St # 110, Longview 75601 | (903) 237-2668 |
| County Of Gregg Road & Bridge 119 Cupit Rd, Longview 75604 | (903) 845-4311 |
| County Purchasing Agent 101 E Methvin St # 205, Longview 75601 | (903) 237-2684 |
| County Voter Registrar 101 E Methvin St # 112, Longview 75601 | (903) 236-8458 |
| Road & Bridge Precinct 6174 Fm 2206, Longview 75604 | (903) 984-4653 |