| District of California area codes: 661 | |
|---|---|
| Country | United States |
| State/Province | California |
| Major City | Bakersfield |
| Time Zone | Pacific (UTC-08:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 661-918 | Los Angeles | Palmdale, CA | 33 Wireless Inc. |
| 661-927 | Kern | Mc Farland, CA | Pac - West Telecomm |
| 661-932 | Kern | Bakersfield, CA | AT&T Local |
| 661-940 | Los Angeles | Lancaster, CA | Verizon California Inc.-ca (gte) |
| 661-941 | Los Angeles | Lancaster, CA | Time Warner Cbl Info Svcs (ca) DBAtime Warner Cbl |
| 661-942 | Los Angeles | Lancaster, CA | Verizon California Inc.-ca (gte) |
| 661-943 | Los Angeles | Lancaster, CA | Verizon California Inc.-ca (gte) |
| 661-944 | Los Angeles | Littlerock, CA | Pacific Bell |
| 661-945 | Los Angeles | Lancaster, CA | Verizon California Inc.-ca (gte) |
| 661-946 | Los Angeles | Lancaster, CA | Verizon California Inc.-ca (gte) |
| 661-947 | Los Angeles | Palmdale, CA | Pacific Bell |
| 661-948 | Los Angeles | Lancaster, CA | Verizon California Inc.-ca (gte) |
| 661-949 | Los Angeles | Lancaster, CA | Verizon California Inc.-ca (gte) |
| 661-951 | Los Angeles | Lancaster, CA | Verizon California Inc.-ca (gte) |
| 661-952 | Los Angeles | Lancaster, CA | Broadwing Communications |
| 661-964 | Los Angeles | Santa Clarita, CA | U.s. Telepacific Corp. |
| 661-965 | Los Angeles | Palmdale, CA | New Cingular Wireless PCS |
| 661-966 | Los Angeles | Palmdale, CA | American Messaging (am) |
| 661-972 | Kern | Tehachapi, CA | New Cingular Wireless PCS |
| 661-974 | Los Angeles | Lancaster, CA | Pacific Bell - Clec |
There are 508 prefixes, In the code area, the major cities are Bakersfield, CA;Delano, CA;Lancaster, CA;Oildale, . The major city is Bakersfield.