The area code 209 is located in Lodi, California.
Area code 209 serves Lodi, California, a wine-country city in San Joaquin County nestled in the northern San Joaquin Valley. This Central Valley area sits along State Route 99, near the I-5 corridor, making it a key link between the Bay Area, Sacramento, and the Sierra foothills. The 209 region blends agriculture, small-city living, and outdoor access—from vineyards along the Mokelumne River to trails and boating at Lodi Lake Park. It also stretches east into historic Gold Country and up toward Yosemite’s gateway communities.
Major cities and landmarks covered by 209 include:
Established in 1958 as a split from 916, area code 209 has long covered much of the northern San Joaquin Valley and the Sierra foothills/Mother Lode. To add more phone numbers, the overlay area code 350 now serves the same region alongside 209. This means new lines may receive 350 while existing numbers keep 209. The service area spans parts of San Joaquin, Stanislaus, Merced, Amador, Calaveras, Tuolumne, and Mariposa counties.
“Area code 209 was introduced in 1958 as a split from area code 916.” — North American Numbering Plan Administrator (NANPA)
Lodi is widely known for Old Vine Zinfandel, and its wine heritage is a point of pride across the 209. The area code covers communities along major farm, rail, and shipping routes, including the Stockton Deepwater Channel, and anchors institutions like the University of the Pacific in Stockton. 209 phone numbers follow the Pacific Time Zone (PT). Whether you’re calling a winery in Lodi or planning a trip toward Yosemite, area code 209 connects much of California’s Central Valley and the historic Mother Lode.