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Area code 870

Area code 870 Jonesboro, Arkansas

Area code 870 is in Arkansas, with numbers assigned in Jonesboro, Pine Bluff, El Dorado and 215 more places. It’s 11:14 PM there now.

State
Arkansas4 area codes in Arkansas
Time zone
Central11:14 PM there now
Exchanges
785218 places
Overlay
327Same area, 10-digit dialing
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Where area code 870 is

Numbers in 870 are assigned to 218 places in 57 counties: Craighead County, Jefferson County, Union County, Mississippi County, Boone County, Crittenden County, plus 51 more.

No single place dominates: Jonesboro, the largest, has 6% of the exchanges.

  • Jonesboro46
  • Pine Bluff45
  • El Dorado24
  • Harrison18
  • Blytheville15
  • Paragould14
  • Arkadelphia13
  • Mountain Home13
  • Texarkana12
  • West Memphis12
  • Camden12
  • Batesville12
  • Forrest City12
  • Hope11
  • Helena-West Helena9
  • Magnolia9
  • Crossett8
  • Nashville7
  • Newport7
  • Pocahontas7
  • Fordyce7
  • Monticello7
  • De Queen7
  • Berryville7

Phone companies in 870

785 blocks of numbers in 870 are held by 47 phone companies. The most belong to AT&T (154), AT&T Mobility (107) and Verizon Wireless (85).

Mostly landline: about 52% of blocks belong to local phone and cable companies, 28% to wireless networks and 20% to other carriers.

A block’s holder is the company it was first assigned to; numbers can move to other carriers since.

History and overlays

870 went into service in 1997, added to the area of 501.

327 (since 2024) shares the same area, so a new number there can get any of these codes and local calls are dialed with all 10 digits.

50 new exchanges were assigned since 2021, the latest in December 2025.

Calling 870

It’s 11:14 PM Central time in 870 right now.

From elsewhere in the U.S., dial 1, 870 and the 7-digit number; inside the area, all 10 digits too.

Nearby area codes

Arkansas has 4 area codes: 327, 479, 501 and 870.

From the North American Numbering Plan Administrator’s area code and exchange records (10/22/2026) and U.S. Census place and county names. Places and companies are where number blocks were assigned, not where anyone lives or which carrier a number uses today.

Map of the 870 area code

Map of the 870 area code around Jonesboro, Pine Bluff and El Dorado, Arkansas.

Interactive map © OpenStreetMap contributors

Cities on the map

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Questions about 870

Where is area code 870?

In Arkansas, covering Jonesboro, Pine Bluff and El Dorado and other places across 57 counties.

What time zone is 870 in?

Central time. It was 11:14 PM there when this page loaded.

Is 870 an overlay?

Yes. 327 serves the same area, so dial all 10 digits for local calls.

Which phone companies have 870 numbers?

47 companies hold blocks; the most belong to AT&T, AT&T Mobility and Verizon Wireless. About 28% of blocks are wireless.

Is 870 running out of numbers?

Not on record. 50 new exchanges have been assigned since 2021.