Elenco di regioni
- 27429 - Greensboro, Guilford, North Carolina
- 27435 - Greensboro, Guilford, North Carolina
- 27438 - Greensboro, Guilford, North Carolina
- 27455 - Greensboro, Guilford, North Carolina
- 27410 - Guilford College, Greensboro, Guilford, North Carolina
- 27412 - UNC-G, Greensboro, Guilford, North Carolina
- 27413 - UNC-Greensboro, Greensboro, Guilford, North Carolina
- 27497 - USPS Hr Shared Svcs, Greensboro, Guilford, North Carolina