El Codigo de Area 661 incluye localidades dentro de CALIFORNIA.
Las localidades con Codigo de Area 661 mas populares son: 1) Arvin. 2) Bakersfield Main. 3) Palmdale. 4) Delano. 5) Lancaster. 6) Shafter. 7) Wasco. 8) Santa Clarita:Newhall-Castaic. 9) Berrenda Mesa. 10) California Hot Springs.
En la siguiente tabla se muestran las localidades con Codigo de Area 661.
| Localidad | Condado | Estado | Codigo de Area |
|---|---|---|---|
| ARVIN | CALIFORNIA | Codigo 661 | |
| BAKERSFIELD MAIN | CALIFORNIA | Codigo 661 | |
| BAKERSFIELD NORTH | CALIFORNIA | Codigo 661 | |
| BAKERSFIELD SOUTH | CALIFORNIA | Codigo 661 | |
| BERRENDA MESA | CALIFORNIA | Codigo 661 | |
| BIG BUTTE | CALIFORNIA | Codigo 661 | |
| BUTTONWILLOW | CALIFORNIA | Codigo 661 | |
| CALIFORNIA HOT SPRINGS | CALIFORNIA | Codigo 661 | |
| CUYAMA | CALIFORNIA | Codigo 661 | |
| DELANO | CALIFORNIA | Codigo 661 | |
| EARLIMART | CALIFORNIA | Codigo 661 | |
| EDWARDS | CALIFORNIA | Codigo 661 | |
| GLENNVILLE | CALIFORNIA | Codigo 661 | |
| HI VISTA | CALIFORNIA | Codigo 661 | |
| LAKE HUGHES | CALIFORNIA | Codigo 661 | |
| LANCASTER | CALIFORNIA | Codigo 661 | |
| LEBEC | CALIFORNIA | Codigo 661 | |
| LOST HILLS | CALIFORNIA | Codigo 661 | |
| MCFARLAND | CALIFORNIA | Codigo 661 | |
| MCKITTRICK | CALIFORNIA | Codigo 661 | |
| MOJAVE | CALIFORNIA | Codigo 661 | |
| PALMDALE | CALIFORNIA | Codigo 661 | |
| PALMDALE AGUA DULCE | CALIFORNIA | Codigo 661 | |
| PALMDALE LEONA VALLEY | CALIFORNIA | Codigo 661 | |
| ROSAMOND | CALIFORNIA | Codigo 661 | |
| SANTA CLARITA SAUGUS CNYN-CNTR | CALIFORNIA | Codigo 661 | |
| SANTA CLARITA:NEWHALL-CASTAIC | CALIFORNIA | Codigo 661 | |
| SHAFTER | CALIFORNIA | Codigo 661 | |
| TAFT | CALIFORNIA | Codigo 661 | |
| TEHACHAPI | CALIFORNIA | Codigo 661 | |
| WALKER BASIN | CALIFORNIA | Codigo 661 | |
| WASCO | CALIFORNIA | Codigo 661 |