Area Code 408 Phone Number
for Your Business
Get a local 408 number for your business in San Jose, CA. Cloud VoIP with SMS, an auto attendant (IVR), and more — starting at $30/ext/mo. No contracts.
What Is Area Code 408?
Area code 408 is a North American telephone area code serving San Jose, California. It has been in service since January 1, 1959 and operates on Pacific Time. It is part of the 408/669 overlay complex. Businesses operating in the 408 area code region use local numbers to build trust with customers, improve answer rates, and establish a professional local presence.
With Zonitel, you can get a new 408 area code number or port your existing one with guided onboarding — no hardware required. Your team can make and receive calls from any device using the Zonitel mobile app or web portal.
Area Code 408 at a Glance
- Region
- San Jose / Silicon Valley, California
- In service
- Since January 1, 1959
- Time zone
- Pacific Time
- Overlay
- Shares its territory with 669; local calls use 10-digit dialing
- History
- Created on January 1, 1959 from area code 415
- Later split off
- 831 was created from 408's territory
- Telemarketing hours
- 8 a.m.–9 p.m. Pacific Time for residential numbers (TCPA, 47 CFR 64.1200(c)(1))
Why Your Business Needs a 408 Local Number
A local number tells customers you're part of the community. People in San Jose are more likely to pick up a call from a 408 number they recognize than from an unfamiliar out-of-area number.
Everything Included With Your 408 Number
Zonitel is not just a phone number — it's a complete cloud business phone system. Every plan includes:
Frequently Asked Questions About Area Code 408
What cities use area code 408?
Area code 408 serves the San Jose / Silicon Valley area of California. Cities in the 408 region include San Jose, CA.
Is area code 408 an overlay?
Yes. 408 is part of the 408/669 overlay, so new numbers in this region can come from any of those area codes, and local calls require 10-digit dialing.
What time zone is area code 408 in?
Area code 408 is in Pacific Time. Telemarketing calls to residential 408 numbers are limited to 8 a.m.–9 p.m. Pacific Time under the TCPA (47 CFR 64.1200(c)(1)).
Can I get a 408 number for my business without moving there?
Yes. With Zonitel's cloud VoIP, you can get a 408 area code number regardless of where your business is physically located. This lets you establish a local presence in San Jose without a physical office.
Can I keep my existing 408 number and switch to Zonitel?
Yes. Number porting is free. Porting commonly takes 5–10 business days depending on your current carrier, and your old service stays active until the coordinated cutover.
How much does a 408 business phone number cost?
Zonitel plans start at $30/extension/month plus tax, with no setup fees and no contracts. Your 408 local number is included in the plan.
Get Your 408 Area Code Number Today
30-day free trial. No annual contract required. Guided onboarding.