| Business | Phone |
| A To M Surveying Po Box 2601, Sioux Falls 57105 | (605) 351-1750 |
| Dakota Land Surveying 2000 W 42nd St # B6, Sioux Falls 57105 | (605) 334-4882 |
| Norman Surveying 2317 S Woodbine Ln, Sioux Falls 57103 | (605) 336-8078 |
| Hanson Land Surveying 4308 S Chicago Ave, Sioux Falls 57103 | (605) 334-0035 |
| Midwest Land Surveying Inc 411 E 41st St, Sioux Falls 57105 | (605) 339-8901 |