Los AngelesCalifornia (CA)
738 shares its calling area with 213, 323 — 10-digit dialing (area code + number) is required for every local call in this region, even calls between numbers that share the same code.
How to dial a 738 number from abroad
Calling Los Angeles from outside the United States? Dial the full number in international format — you don't need the US exit code, that's only for calls made from inside the US.
International format
A 738 number looks like this when dialed from anywhere in the world:
+1 738 XXX XXXX
Other area codes in California
Frequently asked questions
How do I call a Los Angeles number from abroad?
Dial + (or 00 from most countries), then 1 for the US, then 738, then the 7-digit local number. So a Los Angeles number reads as +1 738 XXXXXXX.
What other area codes serve Los Angeles?
Los Angeles is also served by 213, 323 — these overlay 738 in the exact same area, so 10-digit dialing is standard there.
How much does Hyallo charge to call area code 738?
Calls to Los Angeles landlines start at $0.02/min with Hyallo, and your first call is free. Mobile numbers in the same area code can cost more, since they're billed at the real carrier rate.