951 area code
Riverside area, Pacific Time.Area code 951 covers Riverside, Corona, Hemet and 13 more places in California, on Pacific Time.
Right now in Riverside
Pacific Time (PST, UTC-8; PDT, UTC-7 in summer)
Calling hours: Every day, 8 AM to 9 PM (the federal rule)
Small talk
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Where 951 numbers come from
Numbers are issued by rate center, a billing area named for its main town. 951 has 16. Each one's share is how many 951 numbers start there. Its biggest metro area is Riverside-San Bernardino-Ontario, CA.
- Riverside22%
- Corona13%
- Hemet11%
- Temecula8%
- Perris8%
- Moreno8%
- Arlington7%
- Murrieta6%
- Elsinore3%
- Sun City3%
- Mira Loma3%
- Banning3%
Also: Woodcrest, Temescal Canyon, Lakeview Nuevo, Idyllwild
Share of exchanges (blocks of 10,000 numbers). Source: NANPA rate center and exchange reports, November 10, 2026
When can you call a 951 number?
Sales calls to homes and cell phones have legal hours, set by the federal rule. Hold every 951 number to them, since you can't tell a work line from a personal cell.
What applies to 951Every day, 8 AM to 9 PM
- Federal (TCPA and FTC rule)Every day, 8 AM to 9 PMCalls to residential and mobile numbers. Most calls to businesses are exempt from the FTC's rule.47 CFR 64.1200(c)(1); 16 CFR 310.4(c) (opens in a new tab)
Local time comes from the area code, not from where the person is today. Mobiles keep their number when they move. Calling hours here are a guide, not legal advice. Every state's calling hours, with sources
The 951 area code
951 went into service on July 17, 2004, split off from 909. Local calls take all 10 digits.
- 2004951 starts
Source: NANPA area code database
Other California area codes
All California area codes- Stockton209350
- Los Angeles213323738
- Sacramento279916
- Compton310424
- Oakland341510
- Fresno357559
- Santa Rosa369707
- San Jose408669
- San Francisco415628
- Oceanside442760
- Chico530837
- Long Beach562
- San Diego619858
- Alhambra626
- Palo Alto650
- Anaheim657714
- Bakersfield661
- Van Nuys747818
- Santa Barbara805820
- Salinas831
- Ontario840909
- Walnut Creek925
- Irvine949
Calling a list of 951 numbers?
Paste it into the free phone number validator. It checks every number, finds each one's time zone and sorts the list by who you can call right now.
951 area code FAQ
What area code is 951?
951 is a California area code for Riverside, Corona, Hemet, Temecula and 12 more places.
What time zone is the 951 area code in?
Pacific Time (PST, UTC-8; PDT, UTC-7 in summer).
What are the calling hours for 951 numbers?
Every day, 8 AM to 9 PM, local time, under the federal rule.
When did the 951 area code start?
On July 17, 2004. It was split from 909.
Calling 951 numbers? Reach more of them.
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