| Zipcode | Community | City | State | Metro Area |
|---|---|---|---|---|
| 02828 | Smithfield | Greenville | Rhode Island | Providence-Warwick RI-MA |
| 02917 | Smithfield | Smithfield | Rhode Island | Providence-Warwick RI-MA |
| 04978 | Smithfield | Smithfield | Maine | |
| 13134 | Smithfield | Peterboro | New York | Syracuse NY |
| 15478 | Smithfield | Smithfield | Pennsylvania | Pittsburgh PA |
| 23430 | Smithfield | Smithfield | Virginia | Virginia Beach-Norfolk-Newport News VA-N |
| 23431 | Smithfield | Smithfield | Virginia | Virginia Beach-Norfolk-Newport News VA-N |
| 27577 | Smithfield | Smithfield | North Carolina | Raleigh NC |
| 28456 | Sandyfield | Riegelwood | North Carolina | |
| 40068 | Smithfield | Smithfield | Kentucky | Louisville/Jefferson County KY-IN |
| 43948 | Smithfield | Smithfield | Ohio | Weirton-Steubenville WV-OH |
| 47383 | Smithfield | Selma | Indiana | Muncie IN |
| 61477 | Smithfield | Smithfield | Illinois | Canton IL |
| 64834 | Smithfield | Carl junction | Missouri | Joplin MO |
| 68976 | Smithfield | Smithfield | Nebraska | Lexington NE |
| 84335 | Smithfield | Smithfield | Utah | Logan UT-ID |