| Business | Phone |
| Us Post Office 2100 Bergenline Ave, Union City 7087 | (201) 000-1111 |
| Us Post Office 301 30th St, Union City 7087 | (201) 000-1111 |
| Us Post Office 4535 Bergenline Ave, Union City 7087 | (201) 000-1111 |
| Us Post Office 720 8th St, Union City 7087 | (201) 000-1111 |