Area code 661 — California
Area code 661 is in California and serves Northern Los Angeles County, Palmdale, Santa Clarita, Kern County. Time zone, overlays, counties and ZIP codes.
| Location | California (Northern Los Angeles County, including Lancaster, Palmdale, and Santa Clarita; and most of Kern County, including Bakersfield, Mojave, and Edwards Air Force Base) |
|---|---|
| Main places | Northern Los Angeles County, Palmdale, Santa Clarita, Kern County, Mojave, Edwards Air Force Base |
| State | California |
| Status | In service · since 1999 |
| Time zone | Pacific · |
| Local dialing | 7 digits |
History
- Split of 805
Counties (approximate)
InyoInyo CountyKernKern CountyLos AngelesLos Angeles CountySan BernardinoSan Bernardino CountyTulare CountyVenturaVentura County
ZIP codes in area code 661
Approximate: area code boundaries follow telephone rate centers, not ZIP codes.
91310 Castaic91321 Newhall91322 Newhall91342 Sylmar91350 Santa Clarita91351 Canyon Country91354 Valencia91355 Valencia91380 Santa Clarita91381 Stevenson Ranch91382 Santa Clarita91383 Santa Clarita91384 Castaic91385 Valencia91386 Canyon Country91387 Canyon Country91390 Santa Clarita91392 Sylmar92301 Adelanto92310 Fort Irwin92328 Death Valley92342 Helendale92347 Hinkley92384 Shoshone92389 Tecopa93015 Fillmore93016 Fillmore93023 Ojai93040 Piru93203 Arvin93205 Bodfish93220 Edison93222 Pine Mountain Club93225 Frazier Park93240 Lake Isabella93241 Lamont93243 Lebec93252 Maricopa93255 Onyx93268 Taft
Format a 661 number
US numbers are written as (661) 555-0123 or 661-555-0123. From outside the US, dial +1 661 555 0123.
Is a call from 661 a scam?
An area code only tells you where a number was assigned. Caller ID can be faked (“spoofed”), so do not trust a call just because the area code looks local. Never share codes or payment details with unexpected callers.
Sources: NANPA via NumberResearch.org (CC BY 4.0); place names and history from Wikipedia (CC BY-SA 4.0). See data sources.