Area Code 738 — California

Active General Purpose Code Overlay United States

Area code 738 is located in California and operates on Pacific Time . The largest city served is Los Angeles: DA 10 .

Area Code Details

Area Code: 738
State / Province: California (CA)
Country: United States
Time Zone: Pacific Time Pacific Time
Local Time Now: —
Status: Active
Code Type: General Purpose Code
In Service Since: November 1, 2024
Assigned: March 16, 2023
Overlay Complex: 213/323/738

Cities Served

Largest City Los Angeles: DA 10

Los Angeles: DA 10 Los Angeles: DA 04 Los Angeles: DA 05

History & Relationships

Split from

Overlay complex — shares geography with

213 California 323 California

Rate Centers & Exchanges

3 rate centers identified within area code 738

View exchanges →

Other Area Codes in California

Nearby Area Codes

Frequently Asked Questions About Area Code 738

What state is area code 738?

Area code 738 is located in California, United States.

Where is area code 738 from?

Area code 738 originates from California. It operates in the Pacific Time zone.

What time zone is area code 738?

Area code 738 falls within the Pacific Time zone (Pacific Time).

What cities are in area code 738?

Area code 738 serves cities including Los Angeles: DA 10, Los Angeles: DA 04, Los Angeles: DA 05.

Is a call from area code 738 a scam?

Area code 738 is a legitimate general purpose code area code serving California. Like any area code, individual numbers using 738 can be used for scam calls — always verify the specific number if you receive an unexpected or suspicious call.