There are 2 Post Offices in Ruby, South Carolina, serving a population of 403 people in an area of 3 square miles. There is 1 Post Office per 201 people, and 1 Post Office per 1 square miles.
In South Carolina, Ruby is ranked 121st of 496 cities in Post Offices per capita, and 170th of 496 cities in Post Offices per square mile.
Find addresses, phone numbers, fax numbers, hours & services for Ruby Post Offices.
U S Government 367 South Market Street Ruby, SC
United States Postal Service 367 Market Street Ruby, SC Mailing Service, Postal Services