Riverside, California
Pacific Time Zone (UTC-8) · CA · —
About Area Codes in Riverside, California
Riverside, California is served by area code 951, which was established in 2004 as a geographic split from a larger area code region. The city falls within the Pacific time zone (UTC-8). All calls to and from Riverside use the 951 area code prefix for local and long-distance dialing.
Other cities in area code 951
Frequently Asked Questions
What area code is Riverside, California?
Riverside, California uses area code 951.
What time zone is Riverside in?
Riverside is in the Pacific time zone (UTC-8).
Do I need to dial 10 digits when calling Riverside?
Standard 7-digit dialing is used for local calls within Riverside. However, 10-digit dialing is always accepted and required for long-distance calls.
When was area code 951 created?
Area code 951 was established in 2004 as a geographic split from a larger area code region to serve the growing population.
What cities share area code 951 with Riverside?
Other cities sharing area code 951 with Riverside include Banning, Beaumont, Corona, Hemet, Lake Elsinore, among others.
Riverside, CA · Pacific Time Zone