Question 1

What is the area code for Delaware?

Accepted Answer

The main area code for Delaware, Ohio is 740. Delaware is now served by 2 area codes in total: 740, 220.

Question 2

How many area codes does Delaware have?

Accepted Answer

Delaware has 2 area codes: 740, 220.

Question 3

Why does Delaware have more than one area code?

Accepted Answer

As Delaware used up the numbers available in its original area code (740, in service since 1997), additional "overlay" codes were added over the same area so new phone numbers could keep being assigned.

Question 4

How do you dial a Delaware number?

Accepted Answer

Dial all 10 digits — the area code (740 or 220) followed by the 7-digit local number. From outside the U.S., dial +1, then the area code and number.

Area codes in Delaware, Ohio

Area codes serving Delaware