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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.
Area Code 310: Your Essential Guide to Los Angeles' Phone Network
Area code 310 is a crucial part of the North American Numbering Plan (NANP), primarily serving the vibrant and diverse Los Angeles metropolitan area. This area code covers the Westside and South Bay regions of Los Angeles County, parts of Ventura County, and Santa Catalina Island, making it a significant telecommunication hub in Southern California.
Key Facts about Area Code 310
- NPA Code: 310
- Type: Overlay
- Implementation Date: November 2, 1991
- State: California
Where is Area Code 310 Located?
Area code 310 serves a large portion of Southern California, including some of its most famous cities and neighborhoods. Here's a closer look at some of the major cities within this area code:
- Beverly Hills, CA
- West Carson, CA
- Culver City, CA
- Gardena, CA
- Hawthorne, CA
- Inglewood, CA
- Lawndale, CA
- Lennox, CA
- Lomita, CA
- Lynwood, CA
- Manhattan Beach, CA
- Rancho Palos Verdes, CA
- Redondo Beach, CA
- Santa Monica, CA
- Torrance, CA
Technical and Regulatory Information
Major Carriers and Services
Area code 310 is supported by several major telecommunications carriers offering a range of services:
- Landline Services
- Wireless Services
- VoIP Services
Regulatory Framework
Area code 310 is regulated by the California Public Utilities Commission (CPUC), ensuring compliance with NANPA guidelines. The dialing requirements mandate a 1 + area code + seven-digit number format for all calls.
Historical Milestones of Area Code 310
- November 2, 1991: Creation of area code 310 from a split of area code 213.
- January 25, 1997: Area code 310 was further split to create area code 562.
- July 26, 2006: Introduction of area code 424 as an overlay to area code 310.
Frequently Asked Questions
What Cities Are in Area Code 310?
Area code 310 covers several key cities in Los Angeles County, including Beverly Hills, Santa Monica, and Torrance, among others.
How Do I Dial a Number in Area Code 310?
To dial a number within area code 310, use the format 1 + 310 + seven-digit number.
Why Was Area Code 310 Created?
Area code 310 was created to accommodate the growing demand for phone numbers in the Los Angeles region, originally splitting from area code 213.
Conclusion
Area code 310 is a vital part of the telecommunications landscape in Southern California. Its extensive coverage includes some of the region's most iconic cities, and its regulatory framework ensures efficient communication services. Whether you're a resident or a business owner, understanding the scope and structure of area code 310 can help you navigate the complexities of telecommunications in Los Angeles.
For more detailed regulatory information, visit the California Public Utilities Commission.
Frequently Asked Questions
What counties does the 310 area code cover in California?
Area code 310 covers parts of Los Angeles County and Ventura County, as well as Santa Catalina Island.
What area code is Santa Catalina Island in Los Angeles?
Santa Catalina Island is in area code 310.
What cities in Los Angeles county are covered by area code 310?
Area code 310 covers several cities in Los Angeles County, including Beverly Hills, West Carson, Culver City, Gardena, Hawthorne, Inglewood, Lawndale, Lennox, Lomita, Lynwood, Manhattan Beach, Rancho Palos Verdes, Redondo Beach, Santa Monica, and Torrance.
When was area code 310 created in California?
Area code 310 was created on November 2, 1991, as a split from area code 213.
What is the correct way to dial a 310 number from another area code?
Dial 1 + 310 + the seven-digit number.
What area code was created from a split of area code 310?
Area code 562 was created from a split of area code 310 on January 25, 1997.
Why was area code 424 introduced in Los Angeles?
Area code 424 was introduced on July 26, 2006, as an overlay to area code 310 to accommodate the increasing demand for phone numbers.
What is the regulatory body for area code 310?
Area code 310 is regulated by the California Public Utilities Commission (CPUC).
Which Los Angeles neighborhoods are primarily covered by area code 310?
Area code 310 covers the Westside and South Bay regions of Los Angeles County.
What types of phone services are available in area code 310?
Landline, wireless, and VoIP services are available in area code 310.
What is the area code for Beverly Hills, California?
Beverly Hills, California is in area code 310.
What was the original area code for the 310 area before it was split?
The area now covered by 310 was originally part of area code 213.
What cities are covered by area code 310?
Area code 310 primarily covers cities in the Westside and South Bay regions of Los Angeles County, such as Beverly Hills, Santa Monica, Torrance, and several others. It also includes parts of Ventura County and Santa Catalina Island.
How do I dial a 310 number from another area code?
To dial a 310 number, you must use the format 1 + 310 + the seven-digit number. This format applies regardless of whether you're calling from within or outside the 310 area code.
Why was area code 310 split from area code 213?
The increasing demand for phone numbers in the growing Los Angeles region necessitated the split. Area code 310 was created on November 2, 1991, to relieve the numbering exhaustion of area code 213.
What area code is an overlay for 310?
Area code 424 is an overlay for 310. This means both area codes serve the same geographic region, and 10-digit dialing (including the area code) is required for all calls.
What services are available within area code 310?
Area code 310 supports a variety of services, including traditional landline services, wireless mobile phone services, and Voice over Internet Protocol (VoIP) services.
What other area codes were created from 310?
Area code 562 was created from a split of area code 310 on January 25, 1997. Later, area code 424 was introduced as an overlay for 310 on July 26, 2006.
How to dial a 310 number from a landline?
Dial 1 + 310 + the seven-digit phone number. The "1" is necessary even for local calls within the 310 area code.
How to determine if a number is in area code 310?
Look for the 310 prefix before the seven-digit phone number. Remember that area code 424 also serves the same geographic area as an overlay.