| Code | Name | Region |
|---|---|---|
| USBJS | Bells | TN |
| USBFV | Bellville | OH |
| USBVB | Bellville | TX |
| USVUE | Bellvue | CO |
| USFBD | Bellwood | AL |
| USUFA | Bellwood | IL |
| USEWO | Bellwood | PA |
| USBLM | Belmar | NJ |
| USBMK | Belmond | IA |
| USBVT | Belmont | CA |
| USFQJ | Belmont | FL |
| USBFM | Belmont | KS |
| USJGT | Belmont | MA |
| USBMJ | Belmont | MI |
| USBMM | Belmont | MS |
| USBMQ | Belmont | NC |
| USBM8 | Belmont | NH |
| US6MB | Belmont | NY |
| USBLZ | Belleville | MI |
| USUBU | Belleville | NJ |
| USYXL | Belleville | NY |
| USBLQ | Belleville | PA |
| USBVK | Belleville | WI |
| USKVU | Bellevue | IA |
| US6BV | Bellevue | IL |
| USXDE | Bellevue | KY |
| USBEG | Bellevue | NE |
| USXBX | Bellevue | OH |
| USEVU | Bellevue | PA |
| USBVE | Bellevue | WA |
| USBFX | Bellflower | CA |
| USB2F | Bellflower | IL |
| USBJX | Bellingham | MA |
| USBLI | Bellingham | WA |
| USJBL | Bellington | WV |
| USBWR | Bellmawr | NJ |
| USTXL | Bellmead | TX |
| USEZE | Bellmore | NY |
| USBCS | Belle Chasse | LA |
| USFUO | Belle Fourche | SD |
| USBCF | Belle Glade | FL |
| USBE8 | Belle Harbor | NY |
| USBLJ | Belle Mead | NJ |
| USEEM | Belle Mina | AL |
| USBLP | Belle Plaine | IA |
| USBP4 | Belle Plaine | MN |
| USBVN | Belle Vernon | PA |
| USBGJ | Bellefontaine | MS |
| USBFN | Bellefontaine | OH |
| USXFD | Bellefontaine Neighbors | MO |