| Business | Phone |
| Paul Wp Tompkins Land Survey 20 E Poplar St # 204, Walla Walla 99362 | (509) 522-4843 |
| Paul Wp Tompkins Land Survey 5 N Colville St, Walla Walla 99362 | (509) 522-4843 |
| Munns Associates Pro Surveying 33 S Palouse St, Walla Walla 99362 | (509) 529-6277 |