Geographic Regions and Area Codes

Area Code 951 is located in California, covering parts of Riverside and San Bernardino counties. This area code includes 25 cities such as Riverside, San Bernardino, Moreno Valley, Ontario, and Corona. The area code was introduced on July 17, 2004, as a split from the 909 area code. Surrounding area codes include 949, 909, 657/714, and 442/760. This makes it a central hub for businesses looking to connect with a diverse range of communities.

Key cities in Area Code 951:

  • Riverside
  • San Bernardino
  • Moreno Valley
  • Ontario
  • Corona