Skip to content

520 Area Code. Location. Time Zone. Toll Free? Scam? Who's Calling?

State Arizona
Timezone Mountain (MT)
Is Area Code 520 Toll Free? No
Major Cities Bisbee

When was area code 520 Created?

Area code 520 is a North American telephone area code for the region covering Tucson in Arizona and most of the Southern region of the state.  It was created in 1995 when area code 602 was split. Initially, the state of Arizona was served by a single area code 602 that was created in 1947. As the state's population expanded it was clear that it needed a second area code. This is what informed the creation of the 520 area code.

From 1995 to 2001 area code served all of the areas of the state except for the Phoenix metropolitan area which had retained the 602 area code. However, the proliferation of mobile phones and pagers as a result of the dot-com boom and the expansion of many urban areas within the state led to the creation of the 928 area code to serve northern areas of the state. The area code 520 was retained to serve all of Santa Cruz,   Cochise, and Pima counties.

Where is area code 520?

520 area code serves the wider southern Arizona region. Its main service area includes the Pima, Pinal, Santa Cruz, and Cochise counties. Of these four Pima is the largest with a population of over 900,000 people. Important cities served by this area code include

Tucson, Casas Adobes, Catalina Foothills, Casa Grande, Sierra Vista, Maricopa, Oro Valley, Marana, Drexel Heights, Sahuarita, Florence, Green Valley, Nogales, Rio Rico, Douglas,  and Eloy among others.

What time zone is area code 520?

Being located in Arizona, the 520 area code is located in the UTC-7 Time Zone.  This time is has -7 hours offset to the Coordinated Universal Time (UTC).  It is the same time zone for neighboring states such as Colorado, Denver, Idaho, Montana, and New Mexico. It is followed by Alberta, Calgary, and Edmonton regions of Canada and Chihuahua and Ciudad Juárez in Mexico.

How do you call a 520 number?

In Arizona calling a phone in the same area code is considered a local call. For this reason, you dial only the area code plus the number you are calling. However, when calling a number in a different area code then it is considered a long call. In this case, you need to dial "1" plus then area code before the number you are calling. This applies to area code 520 when calling from a region with another different area code. Remember all these apply to landlines only. Mobile phones are not bound by area codes and therefore you don't need to use an area code.

Is area code 520 toll-free?

520 area code is not toll-free. It is created to cater to a specific geographic area. For these reasons, it does not fall in the toll-free numbers category. In North America, toll-free numbers are not bound by specific geographic locations such as is the case with the 520 area code.

Is 520 area code a scam?

Using a local telephone code such as 520 is a convenient way to make sure that your calls reach the right person. However, it is important to remember that scammers are found in almost all cities and towns across the world including those covered by the 520 area code.  There have been cases of scams related to areas using 520 area code in the past but this does not mean that the area code is a scam just a few users are scammers.

The best way to avoid phone-related scams is to make sure that you don't pick phones from numbers you don't know. Don't give our personal information over the phone and in case someone you don't know tries to find out personal information disconnect the call and block the number.



As an Amazon Associate we earn from qualifying purchases.