The 310 area code
The 310 area code covers Los Angeles, CA, in the Pacific time zone. Here is which cities use it, the current local time, the codes it overlays, how 310 numbers are written, and how to get a local 310 number for your business.
310 covers Los Angeles, CA. It sits in the Pacific time zone, where it is currently 8:27 PM. It shares that ground with 424, so ten-digit dialling is required. Numbers are written as (310) XXX-XXXX.
Where is the 310 area code?
The 310 area code serves Los Angeles, CA. It is one of the active area codes in the North American Numbering Plan, the system that assigns phone numbers across the United States, Canada, and nearby regions. A caller seeing a 310 number knows, at a glance, that the line is tied to Los Angeles, CA.
What cities use the 310 area code?
These are the places with numbering prefixes in 310, the ones with the most prefixes first:
California accounts for the largest share of 310 prefixes, with Los Angeles and Santa Monica next. A local number in any of them reads as local to everyone else on the list, because they all dial on 310.
Which area codes overlay 310?
310 is part of an overlay complex with 424. An overlay puts more than one area code over the same geography instead of splitting the region in two, so existing numbers keep their code and new ones get the added code. Two neighbours on the same street can hold different area codes. That is why ten-digit dialling is required here: you cannot assume a local call shares your area code.
What time is it in the 310 area code?
The 310 area code is in the Pacific time zone. Right now it is about 8:27 PM there. If you are calling a 310 number, check the local time first so you reach someone during business hours. If you run a business on a 310 line, missing a call after hours means the caller moves on to the next name on their list.
How to write a 310 phone number
A full 310 number is ten digits: the three-digit area code, then a three-digit prefix, then a four-digit line number. It is usually written as (310) XXX-XXXX, or 310-XXX-XXXX. To dial it from outside the United States, add the country code: +1 310 XXX XXXX.
Area codes near 310
These area codes also serve Los Angeles, CA:
Getting a local 310 number for your business
People are far more likely to answer a call from a local number. If you do business in California, Los Angeles and Santa Monica, a 310 number tells customers you are one of them, not an out-of-town call center. A virtual phone service can assign you a 310 number in minutes, no new hardware required.
The catch is answering it. A local number only helps if someone picks up. HiThisIs gives you a local number and a front desk that answers every call on the first ring, day or night, has a real conversation, and texts you the lead in seconds. It is a fraction of the cost of a human answering service, from $99 a month. See plans and pricing, or hear it answer on your own phone.
Common questions about the 310 area code
Where is the 310 area code?
The 310 area code covers Los Angeles, CA, in the Pacific time zone.
What cities use the 310 area code?
California, Los Angeles, Santa Monica, Torrance, Beverly Hills, Compton, Gardena and Hawthorne all have numbering prefixes in 310.
What time zone is the 310 area code in?
The 310 area code is in the Pacific time zone. The current local time there is 8:27 PM.
Does 310 overlay another area code?
Yes. 310 is part of an overlay complex with 424. An overlay puts more than one area code over the same geography, which is why ten-digit dialling is required there: two neighbours can hold different area codes on the same street.
Is 310 a real area code?
Yes. 310 is an active North American Numbering Plan area code serving Los Angeles, CA.
How do I get a 310 phone number for my business?
A virtual phone service can assign you a local 310 number so customers in California, Los Angeles and Santa Monica see a familiar area code when you call, and so your business looks local. HiThisIs includes a local number with every plan and answers it around the clock.