| Code | Name | Region |
|---|---|---|
| USEMN | East Moline | IL |
| US7EM | East Montpelier | VT |
| USEXM | East Moriches | NY |
| US5EN | East New York | NY |
| USETK | East Newark | NJ |
| USEIO | East Norriton | PA |
| USEAP | East Northport | NY |
| USENQ | East Norwalk | CT |
| USR9W | East Norwich | NY |
| USEOG | East Orange | NJ |
| USE3O | East Otis | MA |
| USO3T | East Otto | NY |
| USYEP | East Palestine | OH |
| USEYH | East Palmyra | NY |
| USEPD | East Palo Alto | CA |
| USEZP | East Patchogue | NY |
| USEPJ | East Pembroke | NY |
| USEP5 | East Penn | PA |
| USEPO | East Peoria | IL |
| USV4V | East Petersburg | PA |
| USEJD | East Jordan | MI |
| USEKB | East Keansburg | NJ |
| USEK8 | East Kingston | NH |
| USE2A | East Lake | NC |
| USE2L | East Lake | OH |
| USEQ4 | East Lansing | MI |
| USXXY | East Leroy | MI |
| USETY | East Liberty | OH |
| USE8L | East Livermore | ME |
| USELO | East Liverpool | OH |
| USETL | East Longmeadow | MA |
| USETA | East Los Angeles | CA |
| USEAY | East Lyme | CT |
| USEM7 | East Machias | ME |
| USM33 | East Mansfield | MA |
| USEQP | East Mckeesport | PA |
| USEM9 | East Meadow | NY |
| USE2M | East Meredith | NY |
| USEMI | East Millinocket | ME |
| USEA9 | East Millstone | NJ |
| USEGO | East Goshen | PA |
| USEBY | East Granby | CT |
| USEGQ | East Grand Forks | MN |
| USL4D | East Grand Rapids | MI |
| USEGY | East Greenbush | NY |
| USUFT | East Greenville | PA |
| USUFU | East Greenwich | RI |
| USEH5 | East Greenwich | WA |
| USTDM | East Haddam | CT |
| USEAH | East Hampton | CT |