| Business | Phone |
| Survey Shoppe 1229 California St, Columbus 47201 | (812) 372-0541 |
| Columbus Surveying & Engnrng 3640 Commerce Dr, Columbus 47201 | (812) 372-0996 |
| Crowder & Darnall Inc 2760 25th St # Ll30, Columbus 47203 | (812) 376-3391 |
| E R Gray & Assoc 1428 Lafayette Ave, Columbus 47201 | (812) 372-7398 |