The following area codes serve Riverside and San Bernardino Counties, the region known as California's "Inland Empire":
Inglewood is divided between area code 323 in the north and area codes 310 and 424 in the south.
Telephone area code 925 serves the inland East Bay part of the San Francisco Bay Area, including Concord, Martinez, Walnut Creek, and Livermore, California. It covers dozens of ZIP Codes.
The area code for Fremont California is 510.
Corcoran, California, is in area code 559.
Area code 925 is the inland East Bay part of the San Francisco Bay Area, including Concord, Walnut Creek, and Livermore. Area code 714 (and overlay code 657) are the northern part of Orange County, California, including Anaheim. The distance is about 350 miles (about 560 km) as the crow flies.
Fairfield, California, including Cordelia, is in area code 707.
Santa Monica is in area code 310 and overlay area code 424.
Greendale (Yolo County), California, is in area code +1 916.
The country code and area code of Valencia, Spain is 34, 860.
Manhattan Beach, California, is in area code +1 310 and overlay code +1 424.
Hawthorne, California, is in area code 310 and overlay area code 424.
UCLA, the University of California, Los Angeles, is located in Los Angeles, California. UCLA is in area code 310. (Area code 424 is an overlay area code on the same geographic zone as area code 310.)
Cordelia, California, is in area code 707.