California San JoseGeographic

Area Code 350

San Jose, California

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27,977

Available Numbers

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Cities Covered

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Los Angeles

Timezone

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10-digit

Dialing Rules

Coverage Area

350 Cities and regions covered

California · CA

Major Cities

San Jose Sunnyvale Santa Clara Mountain View Milpitas Palo Alto Cupertino Campbell Los Gatos Gilroy

In Service 2024-01-01

Status Active

Area Code History

350

350区号于2024年启用，作为加州408区号的叠加区号，服务圣何塞及硅谷南部地区。

Dialing Rules

350

10-digit

When dialing 350 area code numbers, follow these rules:

Local calls require full 10-digit dialing (area code + 7-digit number)
Long-distance calls require 1 + area code + 7-digit number

Why 350 is Valuable for Business

350 · San Jose

The 350 area code covers San Jose and surrounding areas, making it one of the most commercially valuable area codes in California. Owning a premium 350 number enhances your business image and customer trust.

Premium Numbers

350 Premium numbers in this area code

FAQ

350 FAQ

What state is the 350 area code in?

The 350 area code is in California (CA), primarily covering San Jose and surrounding areas.

How do I get a premium 350 area code number?

You can search and buy premium 350 numbers on GreatNumber. We offer one-time payment with lifetime ownership — no monthly fees or hidden charges. We provide full porting assistance after purchase.

Can I port a 350 number to another carrier?

Yes, all numbers purchased on GreatNumber can be ported to any carrier of your choice (T-Mobile, AT&T, Verizon, etc.). Porting typically takes 3-14 business days, and we provide full bilingual support.

Related Area Codes

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Area Code 350

350 Cities and regions covered

Major Cities

350

350

350 · San Jose

350 Premium numbers in this area code

350 FAQ

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