Orange County (OC) is a county in Southern California, United States. Its county seat is Santa Ana. The state of California estimates its population as of 2008 to be 3,121,251, dropping its rank to third, behind San Diego County.

Whereas most population centers in the United States tend to be identified by a major city, there is no defined urban center to OC as there generally is in other areas with one dominant municipal entity. It is almost uniformly suburban, except for some older urban areas such as downtown Santa Ana. Five Orange County cities have populations exceeding 170,000.

It is also famous for its tourist destinations, as the county is home to such attractions as Disneyland and Knott's Berry Farm, as well as nationally known centers of religious worship, such as Crystal Cathedral, Saddleback Church, EV Free Fullerton and Calvary Chapel. It is often portrayed in the media as an affluent and politically powerful region. Irvine is the county's primary business hub.

Thirty-four incorporated cities are located in Orange County; the newest is Aliso Viejo, which was incorporated in 2001. Anaheim is the oldest, incorporated in 1870 when the region was part of Los Angeles County.

Auto Maintenance Services
Discount Tire Centers are located in the following Orange County cities: Discount Tire Centers offers services to all of Southern California, including the following Orange County (OC) cities:
  • Aliso Viejo
  • Anaheim
  • Atwood
  • Brea
  • Buena Park
  • Capistrano Beach
  • Corona del Mar
  • Costa Mesa
  • Coto de Caza
  • Cypress
  • Dana Point
  • El Toro
  • Foothill Ranch
  • Fountain Valley
  • Fullerton
  • Garden Grove
  • Huntington Beach
  • Irvine
  • La Habra
  • La Palma
  • Laguna Beach
  • Laguna Hills
  • Laguna Niguel
  • Laguna Woods
  • Lake Forest
  • Los Alamitos
  • Midway City
  • Mission Viejo
  • Monarch Beach
  • Newport Beach
  • Orange
  • Placentia
  • Rancho Santa Margarita
  • San Clemente
  • San Juan Capistrano
  • Santa Ana
  • Santa Ana Heights
  • Seal Beach
  • Silverado
  • South Laguna
  • Stanton
  • Sunset Beach
  • Surfside
  • Trabuco Canyon
  • Tustin
  • Villa Park
  • Westminster
  • Yorba Linda
  • Turtle Ridge
  • Serrano Heights
  • Newport Coast