| Business | Phone |
| Delta Surveys 1115 Black Diamond Way, Lodi 95240 | (209) 333-1022 |
| Earnest F Smith & Assoc Civil 221 W Oak St, Lodi 95240 | (209) 931-1375 |
| Monte K Seibel Land Surveyor 221 W Oak St # B2, Lodi 95240 | (209) 334-6523 |
| Shoup Land Surveying 221 W Oak St, Lodi 95240 | (209) 333-1872 |