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All Area Codes/California
559

Clovis, California

Area code 559

State
California
Region
Pacific
Time zone
PT
Type
Geographic
--:--local time

Got a missed call from 559?

Our directory lists 559 for Clovis, California, but an area code alone cannot establish who is calling. Scammers can fake caller ID to match the first six digits of the number they are dialing, a trick called neighbor spoofing, so a familiar-looking code proves nothing about who is really calling.

If you were not expecting the call, let it go to voicemail. Verify the caller through a trusted contact method before returning the call, and never share personal details with an unverified caller.

Worth knowing: an area code no longer tells you where someone is. Mobile numbers keep their original code when people move, so a 559 number may belong to someone who left California years ago.

Frequently asked questions about 559

Where is area code 559?

Our directory lists area code 559 for Clovis, California. The listed city is a reference location, not a complete coverage map. A phone number's area code does not establish the caller's current location.

What time zone is area code 559 in?

This directory uses Pacific Time (PT) for California. This is state-level guidance; confirm the recipient's local time before calling.

Is area code 559 a scam?

An area code alone cannot tell you whether a call is genuine. Caller ID can be spoofed, including numbers that appear local. Let unexpected calls go to voicemail and verify the caller independently before sharing personal information.

Is area code 559 toll-free?

The directory lists 559 as a geographic area code, not a toll-free code. US toll-free codes include 800, 833, 844, 855, 866, 877, and 888. Your carrier and calling plan determine any charges.

37 listed area codes in California

209 Lodi213 Los Angeles279 Arden-Arcade310 Los Angeles323 Los Angeles341 Oakland369 Santa Rosa408 Gilroy415 San Francisco424 Beverly Hills442 Apple Valley510 Alameda530 Chico562 Bellflower619 Chula Vista626 Alhambra627 Santa Rosa628 San Francisco650 Daly City657 Anaheim661 Earlimart669 San Jose707 Benicia714 Anaheim747 Burbank760 Apple Valley805 Camarillo818 Agoura Hills820 Camarillo831 Salinas858 San Diego909 Anaheim916 Elk Grove925 Antioch949 Costa Mesa951 Corona

Nearby in the Pacific

206 Seattle253 Kent360 Bellingham425 Bellevue458 Eugene503 Beaver509 Kennewick541 Bend564 Seattle808 Honolulu

Where Is Area Code 559?

Area code 559 serves central California, centered on the southern San Joaquin Valley. Clovis, its primary city, is in Fresno County next to Fresno. The area includes communities in Fresno, Madera, Kings, and Tulare counties.

The region includes broad areas of valley farmland and reaches east toward the Sierra Nevada foothills. Sequoia and Kings Canyon national parks lie along the eastern side of the region, near communities served by 559.

Cities and Communities in the 559 Area Code

  • Avenal, Kings County
  • Chowchilla, Madera County
  • Clovis, Fresno County
  • Coalinga, Fresno County
  • Corcoran, Kings County
  • Dinuba, Tulare County
  • Exeter, Tulare County
  • Farmersville, Tulare County
  • Firebaugh, Fresno County
  • Fowler, Fresno County
  • Fresno, Fresno County
  • Hanford, Kings County
  • Huron, Fresno County
  • Kerman, Fresno County
  • Kingsburg, Fresno County
  • Lemoore, Kings County
  • Lindsay, Tulare County
  • Madera, Madera County
  • Mendota, Fresno County
  • Orange Cove, Fresno County
  • Oakhurst, Madera County
  • Parlier, Fresno County
  • Porterville, Tulare County
  • Reedley, Fresno County
  • Sanger, Fresno County
  • San Joaquin, Fresno County
  • Selma, Fresno County
  • Three Rivers, Tulare County
  • Tulare, Tulare County
  • Visalia, Tulare County
  • Woodlake, Tulare County

History of Area Code 559

Area code 559 entered service on November 14, 1998, after a geographic split from area code 209. The split created a separate code for Fresno and nearby communities as demand for telephone numbers grew.

In 2025, area code 357 became an overlay for the same region. The overlay added a second area code without changing existing 559 numbers. Ten-digit dialing became required for local calls when the overlay took effect on March 26, 2025.

Key Facts About Area Code 559

  • Area code 559 serves California, a state in the U.S. Census Bureau’s Pacific region.
  • Clovis is the primary city associated with area code 559.
  • The four counties most closely associated with the region had a combined population of 1,790,512 in the 2020 Census. This is a countywide total, not a count of 559 phone subscribers.
  • Area code 559 is geographic and was created by a split from area code 209.
  • Area code 357 became an overlay for the 559 region on March 26, 2025.
  • Area code 559 uses Pacific Time.
  • California State University, Fresno, also known as Fresno State, is in Fresno.
  • Sequoia and Kings Canyon national parks lie in the Sierra Nevada east of the San Joaquin Valley.