What area code is 870?
Here's everything about it.
Instant lookup for the 870 area code — location, time zone, cities served, and who's been calling from it. No sign-up, no app.
870 at a glance
Summary
Cities & regions served by 870
Jonesboro3 communities on record for 870.
Where 870 sits on the map
Overlay: 327Coverage area
About the 870 region
870 covers Jonesboro in Arkansas, including Texarkana and Pine Bluff. The code has been in service since 1997.
As the Jonesboro region grew, 870 ran low on available numbers, so 327 was added as an overlay code over the same geographic area. Both codes are local to each other and 10-digit dialing applies throughout.
Split of 501; 2024: overlaid by 327.
Who called me from 870?
Community reports- Caller ID is trivially spoofed: an incoming call that displays 870 does not prove the caller is really in the 870 region or even in the United States.
- Avoid calling back unknown one-ring numbers — some premium-rate scams rely on curiosity callbacks.
- Never share verification codes, payment details, or remote access during an unsolicited call, even if the caller claims to be your bank or a government agency.
- When a 870 call pressures you to act immediately, hang up and contact the organization directly through its official number.
Be the first to add a community report for a 870 number below.
Frequently asked questions
FAQWhat area code is 870?+–
870 is a telephone area code serving Jonesboro in Arkansas, United States, in service since 1997.
Where is area code 870 located?+–
It covers Texarkana and Pine Bluff in Arkansas.
What cities are in area code 870?+–
Major communities on record include Texarkana and Pine Bluff. The code's territory spans the Jonesboro region of Arkansas.
What time zone is 870?+–
870 observes Central (CT), which is UTC−6 / −5 DST and follows daylight saving time.
When did area code 870 start?+–
870 entered service in 1997. Its history: split of 501; 2024: overlaid by 327.
Why do calls to 870 require 10-digit dialing?+–
870 shares its territory with overlay code 327. Because both codes serve the same geographic area, the phone network needs all 10 digits to route a call, and calls between the codes are still local.
Is 870 a scam area code?+–
Scam and robocall traffic can use any North American code, 870 included — caller ID is easy to spoof, so the code alone does not tell you who is really calling. Check the community reports on this page before calling back an unknown 870 number, and report anything suspicious.
Can I get a 870 phone number?+–
Yes — most mobile carriers and VoIP providers let you request a 870 number regardless of where you physically live.