Mailing services in South Plainfield
- United States Postal ServiceUnited States Postal ServiceOpen until 5:00 PMUnited States, Clark, 1087 Raritan Rd
- United States Postal ServiceUnited States Postal ServiceCloses in 5 minUnited States, Sewaren, 85 Woodbridge Ave
- United States Postal ServiceUnited States Postal ServiceOpen until 5:00 PMUnited States, Fords, 450 New Brunswick Ave
- United States Postal ServiceUnited States Postal ServiceCloses in 5 minUnited States, Keasbey, 140 Smith St, Ste 1
- United States Postal ServiceUnited States Postal ServiceOpen until 7:00 PMUnited States, Warren, 2 Technology Dr
