Postal services in South Plainfield
- United States Postal ServiceUnited States Postal ServiceClosed until tomorrowNew Jersey, Middlesex County, South Plainfield
- United States Postal ServiceUnited States Postal ServiceClosed until tomorrowUnited States, Dunellen, 311 North Ave
- United States Postal ServiceUnited States Postal ServiceClosed until tomorrowNew Jersey, Middlesex County, South Plainfield, C665
- United States Postal ServiceUnited States Postal ServiceClosed until tomorrowUnited States, Plainfield, 1080 Arlington Ave
- United States Postal ServiceUnited States Postal ServiceClosed until tomorrowUnited States, Plainfield, 14 Clinton Ave
