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Union County Area Codes

About Union County Area Codes

The county of Union County, located in Arkansas, is served by 1 telephone area code(s) in this dataset. These calling codes cover cities, suburbs, and unincorporated communities across the county.

Major phone area codes used in Union County include 870. The county mainly follows the America/Chicago time zone.

Cities and towns served by these area codes in Union County include El Dorado.

List of Area Codes in Union County, Arkansas

The table below lists all telephone area codes used in Union County, Arkansas, along with their associated cities and time zones from this dataset.


S.N. Area Code Cities Time Zone(s)
1 870 El Dorado America/Chicago


Related Area Code Pages

Explore related area code resources on Burning Compass:

  • All area codes in Arkansas
  • Individual area code details are available from the table above.

County Area Codes in Arkansas

  1. Benton County Area Codes
  2. Craighead County Area Codes
  3. Crittenden County Area Codes
  4. Faulkner County Area Codes
  5. Garland County Area Codes
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  11. Saline County Area Codes
  12. Sebastian County Area Codes
  13. Union County Area Codes
  14. Washington County Area Codes

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