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Sent TeamMar 8, 2026 / area code / Article

Area Code 310: Your Essential Guide to Los Angeles' Phone Network

Explore area code 310, a crucial NANP zone serving Los Angeles Westside/South Bay. Understand its 1991 split from 213, the 424 overlay, & dialing (1+310+7-digit). Covers Beverly Hills, Santa Monica, & regulated by CPUC. Learn about VoIP, landline, wireless services.

Frequently Asked Questions

What counties does the 310 area code cover in California?

What area code is Santa Catalina Island in Los Angeles?

What cities in Los Angeles county are covered by area code 310?

When was area code 310 created in California?

What is the correct way to dial a 310 number from another area code?

What area code was created from a split of area code 310?

Why was area code 424 introduced in Los Angeles?

What is the regulatory body for area code 310?

Which Los Angeles neighborhoods are primarily covered by area code 310?

What types of phone services are available in area code 310?

What is the area code for Beverly Hills, California?

What was the original area code for the 310 area before it was split?

What cities are covered by area code 310?

How do I dial a 310 number from another area code?

Why was area code 310 split from area code 213?

What area code is an overlay for 310?

What services are available within area code 310?

What other area codes were created from 310?

How to dial a 310 number from a landline?

How to determine if a number is in area code 310?