| Business | Phone |
| Barrett Land Surveying 5537 Homer Dr, Klamath Falls 97603 | (541) 882-7934 |
| Gresdel & Assoc Pro Land Srvyr 1616 Pleasant Ave, Klamath Falls 97601 | (541) 882-5266 |
| Rhine Surveying 1201 Front St, Klamath Falls 97601 | (541) 851-9405 |
| Tru-Line Surveying Inc 2333 Summers Ln, Klamath Falls 97603 | (541) 884-3691 |