Area Code 408: San Jose / Silicon Valley

Area code 408 is in San Jose / Silicon Valley, California. Numbers that start with 408 are based in San Jose, Sunnyvale, Santa Clara.

Area code 408 covers San Jose / Silicon Valley in California. The primary cities served include San Jose, Sunnyvale, Santa Clara.

Area code 408 is primarily associated with San Jose, along with Sunnyvale, Santa Clara. It serves the broader San Jose / Silicon Valley area.

Area code 408 is in California (CA). California has 35 area codes in total.

Area code 408 operates in the Pacific Time Zone. Keep this in mind when scheduling calls with contacts in the San Jose / Silicon Valley area.

No, area code 408 is the primary area code for San Jose / Silicon Valley in California. It is not an overlay code.

For calls from outside California, always dial the full 10-digit number. For local calls within California, requirements may vary by carrier, check with your provider.

No, area code 408 is a local geographic area code, not a toll-free number. Standard call charges apply based on your carrier plan. Toll-free area codes include 800, 833, 844, 855, 866, 877, and 888.

Businesses can get a local 408 phone number through Convirza's call tracking platform. A 408 number lets you track inbound calls from San Jose / Silicon Valley, measure marketing ROI, and analyze conversation data to improve sales performance. Get started with $20 in credits, no credit card required.