738 Area CodeLos Angeles, CA
Area code 738 covers Los Angeles and 23 other cities in California: 2,419,041 people in Los Angeles County, on Pacific Time (PT). It overlays 213 and 323.
Overview
- Major City
- Los Angeles
- State
- California (CA)
- Timezone
- Pacific Time (PT)
- Current Time
- –:––
- Overlay
- Yes – shares area with 213, 323
Where is area code 738?
Overview of the 738 Area Code
Geographic Coverage of the 738 Area Code
All 24 cities- Los Angelesalso 310 · 424 · 747 · 8183,878,704
- 126,496
- 102,774
- South Gatealso 56290,805
- 83,633
- 63,596
Los Angeles Area Codes Overview
- 213Same territory
- 323Same territory
- 738This page
What cities does area code 738 cover?
| City | State | Population | Population in 738 | % of listed-city population | % of City |
|---|---|---|---|---|---|
| Los Angeles | CA | 3,878,704 | 1,759,644 | 79.5% | 45.4% |
| East Los Angeles | CA | 126,496 | 126,496 | 2.6% | 100.0% |
| Inglewood | CA | 102,774 | 13,365 | 2.1% | 13.0% |
| South Gate | CA | 90,805 | 80,393 | 1.9% | 88.5% |
| Hawthorne | CA | 83,633 | 3,488 | 1.7% | 4.2% |
| Lynwood | CA | 63,596 | 0 | 1.3% | 0.0% |
| Florence-Graham | CA | 63,387 | 63,387 | 1.3% | 100.0% |
| Montebello | CA | 60,617 | 60,617 | 1.2% | 100.0% |
| Monterey Park | CA | 57,996 | 13,509 | 1.2% | 23.3% |
| Huntington Park | CA | 52,166 | 52,166 | 1.1% | 100.0% |
| Bell Gardens | CA | 37,565 | 13,034 | 0.8% | 34.7% |
| Willowbrook | CA | 35,983 | 8,820 | 0.7% | 24.5% |
| West Hollywood | CA | 34,371 | 34,371 | 0.7% | 100.0% |
| Bell | CA | 31,930 | 31,930 | 0.7% | 100.0% |
| Westmont | CA | 31,853 | 31,853 | 0.7% | 100.0% |
| South Pasadena | CA | 25,656 | 12,356 | 0.5% | 48.2% |
| Maywood | CA | 23,838 | 23,838 | 0.5% | 100.0% |
| Cudahy | CA | 21,694 | 21,694 | 0.5% | 100.0% |
| Walnut Park | CA | 15,966 | 15,966 | 0.3% | 100.0% |
| Commerce | CA | 11,882 | 8,396 | 0.2% | 70.7% |
| View Park-Windsor Hills | CA | 11,075 | 11,075 | 0.2% | 100.0% |
| West Athens | CA | 8,729 | 8,729 | 0.2% | 100.0% |
| Ladera Heights | CA | 6,498 | 0 | 0.1% | 0.0% |
| Vernon | CA | 211 | 211 | 0.0% | 100.0% |
City population is shown in full; each city's share inside 738 is measured from Census tract centroids.
What counties does area code 738 cover?
| County | State | Population in 738 | % of area-code footprint | % of County |
|---|---|---|---|---|
| Los Angeles County | CA | 2,419,041 | 100% | 24% |
- Census PEP Vintage 2024 (city populations)
- · 2020 Census tract centroids with NANP and TIGERweb boundaries (footprint, counties, city shares)
- · NANPA NPA report (dates)
- · Methodology
Has area code 738 been reported for unwanted calls?
Yes – 55 FTC complaints, Jun 8 – Oct 1, 2026.
- 69% robocalls
- ↓ 10% vs prior period
- FTC data, retrieved 2026-10-05
Most-reported subjects
- Other44%24
- Dropped call or no message38%21
- Home improvement & cleaning5%3
Caller ID is easily spoofed, so these figures reflect the number shown on caller ID, not the caller's true location – an area code alone never identifies a caller. The FTC does not verify the facts in these complaints.
Frequently Asked Questions about the 738 Area Code
Who called me from a 738 number?
Its 24 cities are led by Los Angeles, East Los Angeles, and Inglewood.
Why do I keep getting calls from the 738 area code?
Complaints fell 10% on the prior period.
Should I answer an unknown 738 number?
69% of its FTC complaints were robocalls. Its most-reported specific subject was "Dropped call or no message", at 38%.
Where is area code 738?
738 covers 24 cities and 2,419,041 residents in Los Angeles County, California.
When did area code 738 go into service?
738 went into service on November 1, 2024. It was added to overlay 323. 213 also shares its territory.
Is 738 a real area code?
Yes: 24 cities in Los Angeles County use it.
What timezone is the 738 area code in?
738 is on Pacific Time (PT).
How do I call a 738 number from abroad?
Dial +1 738, then the number.