| Code | Name | Region |
|---|---|---|
| USEW3 | Elmwood, Pierce | WI |
| USEE6 | Eloise | FL |
| USQEN | Elon | NC |
| USREU | Elora | TN |
| USEOY | Eloy | AZ |
| USERY | Elroy | WI |
| US4EL | Elsah | IL |
| USEEY | Elsberry | MO |
| USEIL | Elsie | MI |
| USEM2 | Elsmere | DE |
| USEJQ | Elton | LA |
| USOAO | Elton | PA |
| USE9P | Eltopia | WA |
| USEVO | Elverson | PA |
| USE2V | Elverta | CA |
| USEWE | Elwell | MI |
| USEQW | Elwood | CA |
| USEWI | Elwood | IL |
| USELL | Elwood | IN |
| USEWW | Elwood | KS |
| USXRW | Elmendorf | TX |
| USZC7 | Elmendorf Air Force Base | AK |
| USEL4 | Elmer | NJ |
| USELR | Elmhurst | IL |
| USEH2 | Elmhurst | NY |
| USE89 | Elmira | MI |
| USELM | Elmira | NY |
| USEMR | Elmira Heights | NY |
| USQDM | Elmont | NY |
| USEXO | Elmore | AL |
| USEMJ | Elmore | OH |
| USE8M | Elmore | VT |
| USEMO | Elmore | WV |
| USUFR | Elmsford | NY |
| USIMZ | Elmwood | CT |
| USEXW | Elmwood | IL |
| USIXX | Elmwood | NE |
| USEWX | Elmwood | WI |
| USEMW | Elmwood Park | IL |
| USEWP | Elmwood Park | NJ |
| USZC6 | Ellsworth | KS |
| USESR | Ellsworth | ME |
| USEY5 | Ellsworth | MI |
| USEH3 | Ellsworth | NH |
| USEHZ | Ellsworth | PA |
| USEWT | Ellsworth | WA |
| USEZL | Ellsworth | WI |
| USEHB | Ellsworth Air Force Base | SD |
| USEL3 | Ellwood | CA |
| USXFH | Ellwood City | PA |