| Business | Phone |
| 911 Office 311 S Main St, New London 63459 | (573) 985-3009 |
| New London Filter Plant 740 E 1st St, New London 63459 | (573) 985-7981 |
| Ralls County Circuit Clerk 311 S Main St, New London 63459 | (573) 985-5631 |
| Ralls County Collector 311 S Main St, New London 63459 | (573) 985-5621 |
| Ralls County Highway Barn 504 E 3rd St, New London 63459 | (573) 985-2011 |
| Ralls Highway Engineer 311 S Main St, New London 63459 | (573) 985-7181 |
| Ralls University Extension Ofc 311 S Main St, New London 63459 | (573) 985-3911 |