Zip Code Lookup - Elwood, Suffolk county New York
| City | ZipCode | Area Code(s) | County | state | Time Zone | MSA |
| E Northport (E Northport Zip Code Lookup) | 11731 (11731 Zip Code Lookup) | 631 | Suffolk | New York | Eastern | 5380 |
| East Northport (East Northport Zip Code Lookup) | 11731 (11731 Zip Code Lookup) | 631 | Suffolk | New York | Eastern | 5380 |
| Elwood (Elwood Zip Code Lookup) | 11731 (11731 Zip Code Lookup) | 631 | Suffolk | New York | Eastern | 5380 |