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Area Code 279

Area code 279 is in California, USA , spanning 4 counties and serving 32 cities, including Sacramento, Citrus Heights or Folsom; it currently uses 120 prefixes, assigned from 279-200-XXXX through 279-999-XXXX.

In service since March 10, 2018, area code 279 is an overlay Numbering Plan Area, part of overlay complex 916/279.

The current local time is .

279 area code location on a map

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For exact boundaries see official 279 area code map

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Locate any 279-NXX prefix:

NPANXX Area served1 Date2
279-200 Sacramento N/A
279-201 Fair Oaks 8/31/2018
279-202 Fair Oaks 10/11/2019
279-203 Sacramento North 1/10/2020
279-204 Sacramento North 4/6/2020
279-205 Sacramento 4/20/2020
279-206 South Placer 11/16/2020
279-207 Elk Grove 12/14/2020
279-208 Sacramento 2/22/2021
279-209 Elk Grove 7/28/2021
279-210 Sacramento 8/31/2021
279-212 Michigan Bar 4/15/2021
279-213 Lincoln 10/1/2021
279-214 Fair Oaks 10/1/2021
279-215 Folsom 11/22/2021
279-216 Scrm Main 12/10/2021
279-217 South Placer 1/28/2021
279-218 Sacramento North 5/27/2022
279-219 Folsom 2/11/2022
279-220 Sacramento 5/13/2022
279-221 Sacramento 6/17/2022
279-222 Sacramento 1/23/2019
279-223 Sacramento 1/4/2022
279-224 Sacramento 6/3/2022
279-225 Sacramento North 6/29/2022
279-226 Roseville 8/12/2022
279-227 South Placer 8/25/2022
279-228 Sacramento 10/3/2022
279-229 Sacramento 5/26/2022
279-230 Roseville 01/26/2023
279-231 Sacramento 9/20/2022
279-232 Michigan Bar 11/4/2022
279-233 Sacramento North 5/6/2022
279-234 Sacramento 5/27/2020
279-235 Folsom 10/20/2022
279-236 Roseville 04/12/2023
279-237 Sacramento 05/19/2023
279-238 Sacramento 06/22/2023
279-239 Folsom 06/22/2023
279-240 Elk Grove 08/17/2023
279-241 Sacramento 08/23/2023
279-242 Sacramento North 09/19/2023
279-243 Roseville 09/19/2023
279-244 South Placer 09/19/2023
279-245 Folsom 10/18/2023
279-246 Rio Linda 11/01/2023
279-247 Sacramento North 5/19/2021
279-248 Sacramento 12/04/2023
279-249 Elk Grove 12/05/2023
279-250 Sacramento North 12/29/2023
279-251 Sacramento 12/29/2023
279-252 Fair Oaks 01/10/2024
279-253 Roseville 01/10/2024
279-254 Elk Grove 01/23/2024
279-255 Sacramento 01/25/2024
279-256 Folsom 01/25/2024
279-257 Sacramento 02/29/2024
279-258 Folsom 03/26/2024
279-259 Roseville 03/26/2024
279-260 Sacramento 04/09/2024
279-261 Sacramento North 05/13/2024
279-262 South Placer 05/14/2024
279-263 Roseville [Citrus Heights] 05/31/2024
279-274 Sacramento 05/20/2024
279-277 Roseville [Citrus Heights] 12/9/2021
279-278 Folsom 1/22/2021
279-279 Roseville [Citrus Heights] 12/7/2020
279-280 Sacramento North 03/19/2024
279-289 Folsom 9/30/2022
279-297 Elk Grove 03/22/2023
NPANXX Area served1 Date2
279-300 Sacramento 5/16/2019
279-321 Folsom 3/20/2018
279-322 Walnut Grove 7/7/2021
279-333 Elk Grove 1/17/2018
279-336 Roseville 11/3/2020
279-345 Sacramento North 5/27/2020
279-346 Sacramento North 9/17/2020
279-348 Sacramento 9/17/2020
279-356 Folsom 6/1/2020
279-386 Sacramento 5/18/2021
279-399 Sacramento 3/19/2018
NPANXX Area served1 Date2
279-400 Lincoln 12/2/2019
279-444 Sacramento 1/23/2018
279-465 Folsom 3/25/2020
279-499 Sacramento North 7/7/2021
NPANXX Area served1 Date2
279-500 Michigan Bar 12/2/2019
279-529 Roseville [Citrus Heights] 12/2/2019
279-587 Pleasant Grove 6/17/2021
279-599 Sacramento 7/7/2021
NPANXX Area served1 Date2
279-600 Sacramento 12/2/2019
279-666 Sacramento North 1/22/2019
279-667 Sacramento North 1/4/2021
279-675 Roseville 1/18/2022
279-688 Isleton 5/24/2022
279-699 Rio Linda 4/19/2021
NPANXX Area served1 Date2
279-732 Folsom 2/25/2021
279-737 Roseville [Citrus Heights] 03/23/2023
279-758 Sacramento North 2/4/2021
279-759 Rio Linda 9/17/2020
279-766 Meadowview 7/16/2021
279-777 Sacramento North 1/23/2018
279-782 Fair Oaks 1/7/2022
279-786 Sacramento 9/23/2020
279-789 Sacramento 2/18/2022
279-790 Fair Oaks 11/18/2022
279-799 Walnut Grove 12/4/2020
NPANXX Area served1 Date2
279-800 Elk Grove 1/23/2019
279-842 Folsom 11/3/2020
279-867 Elk Grove 2/24/2022
279-888 Lincoln 1/23/2018
279-895 Sacramento 10/5/2020
279-899 Courtland 7/7/2021
NPANXX Area served1 Date2
279-900 Roseville 1/23/2019
279-901 Elk Grove 11/17/2021
279-944 Sacramento North 12/10/2021
279-946 Meadowview 9/17/2020
279-966 Lincoln 5/24/2022
279-972 Sacramento North 8/22/2018
279-977 Roseville 9/15/2021
279-999 South Placer 1/23/2018
  1. For 'Area served' we list the rate center. In the North American Numbering Plan a rate center is a geographic area used to determine local calling boundaries for billing purposes. Its name is generally a locality, often not the only one served by an NPA-NXX combination.
  2. Assignment date. N/A - mostly central office codes assigned before 2001.
  3. last updated: June 18, 2024
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Cities in area code 279

City1 County Time2
Antelope Sacramento P
Carmichael Sacramento P
Citrus Heights Sacramento P
Clarksburg Yolo P
Courtland Sacramento P
El Dorado Hills El Dorado P
Elk Grove Sacramento P
Elverta Sacramento P
Fair Oaks Sacramento P
Folsom Sacramento P
Granite Bay Placer P
Hood Sacramento P
Isleton Sacramento P
Lincoln Placer P
Loomis Placer P
Mather Sacramento P
McClellan Sacramento P
Newcastle Placer P
North Highlands Sacramento P
Orangevale Sacramento P
Penryn Placer P
Rancho Cordova Sacramento P
Represa Sacramento P
Rio Linda Sacramento P
Rocklin Placer P
Roseville Placer P
Ryde Sacramento P
Sacramento Sacramento P
Sloughhouse Sacramento P
Walnut Grove Sacramento P
West Sacramento Yolo P
Wilton Sacramento P
  1. Listed above are most places served by USA area code 279. When multiple places in a US state share the same name we list the largest one only. Cities with population over 50,000 are displayed in bold text.
  2. P stands for Pacific Time Zone (currently ).
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