| Code | Name | Region |
|---|---|---|
| USYYT | West Tisbury | MA |
| USWT4 | West Trenton | NJ |
| USWUI | West Union | IA |
| USEUO | West Union | OH |
| USWUQ | West Union | OR |
| USWEU | West Union | SC |
| USWUT | West Unity | OH |
| USWVC | West Valley City | UT |
| USWWH | West Wareham | MA |
| USWWN | West Warren | MA |
| USXOJ | West Warwick | RI |
| USWW4 | West Wendover | NV |
| USWWJ | West Windsor | NJ |
| USWOT | West Point | NY |
| USWTP | West Point | PA |
| USVI2 | West Point | VA |
| USWXP | West Portal | NJ |
| USWR3 | West Portsmouth | OH |
| USZDG | West Reading | PA |
| USWRD | West Redding | CT |
| USW7R | West Richland | WA |
| USWJG | West Ridge | AR |
| USWRY | West Roxbury | MA |
| USXTR | West Rutland | VT |
| USWSM | West Sacramento | CA |
| USWPU | West Saint Paul | MN |
| USWS5 | West Salem | IL |
| USFHK | West Salem | OH |
| USWSS | West Salem | WI |
| USWS2 | West Sayville | IN |
| USYLY | West Sayville | NY |
| USXOM | West Sedona | AZ |
| USWSA | West Seneca | NY |
| USUZL | West Nyack | NY |
| USW8C | West Ocean City | MD |
| USUIV | West Olive | MI |
| USXOW | West Orange | TX |
| USWOR | West Orange/new Jersey | NJ |
| USW8O | West Ossipee | NH |
| USPBI | West Palm Beach | FL |
| USW8P | West Paris | ME |
| USQWP | West Park | FL |
| USWP9 | West Paterson | NJ |
| USTPR | West Peoria | IL |
| US8WP | West Peterborough | NH |
| USTPB | West Pittsburg | PA |
| USWQP | West Pittston | PA |
| USWPN | West Plains | MO |
| USKWP | West Point | AK |
| USWOI | West Point | GA |