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US area code · California

Area code 661

Where the 661 area code is, its overlay and how to dial a +1 661 number from anywhere.

CoversBakersfield, CaliforniaTime zonePacific (PT)TypeGeographic
Quick answer

The 661 area code is in Bakersfield, California, United States (Pacific (PT)). To call from abroad: +1 661 555-0123.

StateCalifornia
Main areaBakersfield
Time zonePacific (PT)
TypeGeographic
10-digit dialingNot required
In service since12-Feb-1998

The 661 area code is a geographic North American Numbering Plan (NANP) code covering Bakersfield, California. It has been in service since 12-Feb-1998 and sits in the Pacific (PT) time zone.

How to dial a 661 number

From abroad+1 661 555-0123
Within the US / Canada1 661 555-0123

Cities in the 661 area code

A 661 number is usually in one of these places in California — 2 counties.

Bakersfield KernDelano KernLancaster Los AngelesOildalePalmdale Los AngelesSanta Clarita Los AngelesWasco Kern

Other California area codes

209213279310323341350357369408415424442510530559

Frequently asked questions

Where is the 661 area code?

The 661 area code is in Bakersfield, California, United States (Pacific (PT)).

Do I have to dial 10 digits for 661?

Local calls within 661 may use seven digits; ten-digit dialling always works.

How do I call a 661 number from another country?

Dial your exit code (or +), then 1, then 661, then the number: +1 661 555-0123.

Source: NANPA numbering plan. An area code covers a region, not a precise address — a 661 number does not pinpoint a street or ZIP code.

Missed a call from +1 661?

In the 30 days to September 24, 2026, 482 unwanted calls showing a 661 number were reported to the US Federal Trade Commission, 61% of them recorded messages or robocalls. That puts 661 at #215 of 670 area codes reported.

Other197
Reducing your debt (credit cards, mortgage, student loans)100
Dropped call or no message57
Calls pretending to be government, businesses, or family and friends45
Before you call back
  • If you do not know anyone in California, do not call back: a genuine caller will leave a message or send a text.
  • Scammers fake the number shown on caller ID, so a 661 number can hide a caller anywhere in the world.
  • Never give a code received by text or a bank detail to an unknown caller. In the US, calls can be reported at reportfraud.ftc.gov.

Who issues +1 661 numbers

Phone companies hold blocks of numbers in each area code. The main holders in 661:

Pacific Bell 145New Cingular Wireless PCS, LLC 75T-Mobile USA, Inc. 56Onvoy, LLC 50Cellco Partnership Dba Verizon Wireless 49Level 3 Communications, LLC 35

About 26.2% of the 703 prefixes in use belong to mobile carriers: a 661 number is often a cell phone, and it may have moved to another carrier since.

Sources: FTC Do Not Call reported calls (numbers as reported by consumers, not verified), NANPA central office code assignments.

All US area codes United States +1 Map of area code 661 — cities & rate centres