Introduction to Area Code 858

Area Code 858 is a telephone area code in California, primarily serving the city of Poway and surrounding regions. Established in 1999, this area code is part of the North American Numbering Plan (NANP) and covers several cities in San Diego County. In this article, we will explore the geographic coverage, regulatory details, and telecommunications services associated with Area Code 858.

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Geographic Coverage of Area Code 858

Area Code 858 services the following key areas:

• Poway: A city known for its community-oriented lifestyle and proximity to San Diego.
• San Diego: A major city in California, known for its beaches, parks, and warm climate.
• La Jolla: A hilly, seaside neighborhood within the city of San Diego.
• Del Mar: A small, picturesque beach city in San Diego County.

Other Cities in Area Code 858

• Solana Beach
• Rancho Santa Fe
• Carmel Valley

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Telecommunications and Regulatory Information

Area Code 858 operates under the following dialing patterns:

• Standard HNPA Local: 1+10D
• Standard HNPA Toll: 1+10D
• Standard FNPA Local: 1+10D
• Standard FNPA Toll: 1+10D
• Standard Operator Assisted: 0+10D

Regulatory Bodies

The California Public Utilities Commission (CPUC) oversees the telecommunications regulations for Area Code 858. For more information, visit the CPUC official website.

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Map and Geographic Coordinates

Area Code 858 is geographically positioned at:

• Latitude: 32.96282
• Longitude: -117.03586

This location places it within the Pacific Time Zone, making it aligned with the standard time practices in California.

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Frequently Asked Questions

What is the primary city for Area Code 858?

The primary city for Area Code 858 is Poway, located in San Diego County, California.

Which major city is included in Area Code 858?

San Diego, a major city in California, falls under Area Code 858.

How do I dial within Area Code 858?

For local calls, use the dialing pattern 1+10D. For operator-assisted calls, use 0+10D.

Are there any toll charges for calls within Area Code 858?

Local calls within Area Code 858 are typically not subject to toll charges; however, long-distance calls may incur fees.

Where can I find more information about Area Code 858 regulations?

Visit the California Public Utilities Commission (CPUC) website for detailed regulatory information.

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Conclusion

Area Code 858 is an integral part of the telecommunications landscape in Southern California, serving a diverse array of cities and communities. Whether you are a resident, business owner, or visitor, understanding the nuances of this area code can enhance your communication experience.

For further reading on area codes and telecommunications, explore our related articles here.