Pick 661 if the number should read as Santa Clarita.
661 is listed for Santa Clarita beside Lancaster, Palmdale and Tehachapi.
The area code for Santa Clarita is 661.
Santa Clarita uses 661, the code it shares with Lancaster, Palmdale and Bakersfield. 818, the San Fernando Valley code, is the one next door.
661 is listed for Santa Clarita beside Lancaster, Palmdale and Tehachapi.
818 covers Burbank, Van Nuys, Northridge, Calabasas and San Fernando, and it began in 1984.
Thousand Oaks, Simi Valley and Oxnard use 805, which is the code 661 was split from in 1999.
From October 2025 to September 2026, 75 unwanted-call complaints filed with the FCC gave a caller ID number that started with 661.
Santa Clarita codes
How many complaints named a caller ID that starts with the Santa Clarita code.
Source: Federal Communications Commission, CGB - Consumer Complaints Data (dataset 3xyp-aqkj), issue "Unwanted Calls", read on November 4, 2026. Caller ID can be faked, so a code shows what appeared on the phone, not where the caller was.
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Santa Clarita is 661. The San Fernando Valley to its south is 818.
Yes. The eastern part of the old 805 area became 661 in 1999, and Santa Clarita went with it.
A local call in Santa Clarita is dialed with seven digits. The area code is part of every number you give out.
From October 2025 to September 2026, people filed 75 FCC complaints about unwanted calls from numbers that start with a Santa Clarita code: 661 (75). A complaint is one person's report. Caller ID can be faked, so a code shows what appeared on the phone, not where the caller was.
Yes. You type the area code you want when you create a number, and you do not need to live in Santa Clarita. Calls ring the phone you already have, and texts land in your ExpressNumber inbox.
No. Your numbers are receive-only: they take calls and texts, and they never make them. You answer calls on your own phone, and you cannot reply to a text from the inbox.
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Codes around Santa Clarita
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The codes, the places and the years are rows of the North American Numbering Plan Administrator's area code database, and the complaints are the FCC's own.
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