The National Rural Letter Carriers' Association (NRLCA) is an American labor union that represents Rural Letter Carrier

Rural Letter Carrier

Rural letter carriers are United States Postal Service employees who deliver mail in what are traditionally considered rural areas of the United States...

s employed by the United States Postal Service

United States Postal Service

The United States Postal Service is an independent agency of the United States government responsible for providing postal service in the United States...

. The purpose of this Association shall be to "improve the methods used by rural letter carriers, to benefit their conditions of labor with the United States Postal Service (USPS), and to promote a fraternal spirit among its members."
To be able to join the NRLCA, one must first be employed by the USPS and work in the rural carrier craft as a Rural Carrier Associate (RCA), Substitute Rural Carrier, Rural Carrier Relief (RCR), Part-time Flexible (PTF) or Regular Carrier (Designation Code 71).