350 area code
Stockton area, Pacific Time.Area code 350 covers Stockton, Modesto, Atwater and 57 more places in California, on Pacific Time. 209 covers the same area.
Right now in Stockton
Pacific Time (PST, UTC-8; PDT, UTC-7 in summer)
Calling hours: Every day, 8 AM to 9 PM (the federal rule)
Small talk
Calling a lot of them? RegieGO dials up to five lines at once. See the dialer
Where 350 numbers come from
Numbers are issued by rate center, a billing area named for its main town. 350 has 60. Each one's share is how many 350 numbers start there. Its biggest metro area is Stockton-Lodi, CA.
- Stockton12%
- Modesto10%
- Atwater8%
- Manteca6%
- Tracy5%
- Turlock5%
- Lodi4%
- Merced2%
- Los Banos2%
- Jackson2%
- Oakdale2%
- Galt2%
Also: Waterford, Valley Springs, Clements, Snelling, Sonora, Jamestown, Riverbank, Dos Palos, Hughson, Ripon, Yosemite, Escalon + 36 more
Share of exchanges (blocks of 10,000 numbers). Source: NANPA rate center and exchange reports, November 10, 2026
When can you call a 350 number?
Sales calls to homes and cell phones have legal hours, set by the federal rule. Hold every 350 number to them, since you can't tell a work line from a personal cell.
What applies to 350Every 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
350 and 209
350 went into service on November 28, 2022. 350 and 209 cover the same area, so new numbers can get either code and neighbors can have different area codes. 350 holds 10% of the area's exchanges; 209 holds the most. Local calls take all 10 digits.
- 1958209 overlay
- 2022350 starts
Source: NANPA area code database
Other California area codes
All California area codes- 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
- Riverside951
Calling a list of 350 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.
350 area code FAQ
What area code is 350?
350 is a California area code for Stockton, Modesto, Atwater, Manteca and 56 more places.
What time zone is the 350 area code in?
Pacific Time (PST, UTC-8; PDT, UTC-7 in summer).
Is 209 the same as 350?
Same area, different code. 350 and 209 cover the same area (an overlay), so new numbers can get any of them and local calls take all 10 digits.
What are the calling hours for 350 numbers?
Every day, 8 AM to 9 PM, local time, under the federal rule.
When did the 350 area code start?
On November 28, 2022.
Calling 350 numbers? Reach more of them.
RegieGO researches every account and dials up to five lines at once while you talk. 250 free credits, no credit card.