Post Offices List in Newton County, Indiana:
| Brook Post Office | 308 W Main St, Brook, IN 47922 |
| Goodland Post Office | 122 W Union St, Goodland, IN 47948 |
| Kentland Post Office | 309 E Graham St, Kentland, IN 47951 |
| Lake Village Post Office | 3041 W 950 N Ofc, Lake Village, IN 46349 |
| Morocco Post Office | 109 S Clay St, Morocco, IN 47963 |
| Mount Ayr Post Office | 101 E Rensselaer St, Mount Ayr, IN 47964 |
| Roselawn Post Office | 10060 N 600 E, Roselawn, IN 46372 |
| Sumava Resorts Post Office | 11479 N 250 W, Sumava Resorts, IN 46379 |