Its detail City, State, Plus 4, Population is as below. US California; Contra Costa County; El Sobrante; 94803 . Geography. Portions of zip code 94803 are contained within or border the city limits of Richmond, CA, El Sobrante, CA, Pinole, CA, East Richmond Heights, CA, and San Pablo, CA. According to the United States Census Bureau, the CDP has a total area of 2.8 square miles (7 km 2), all of it land.. El Sobrante is unincorporated and lies within Contra Costa County.Main roads include San Pablo Dam Road (a major road running from Richmond and San Pablo, through El Sobrante, past EBMUD's San Pablo Reservoir), Valley View Road and Appian Way. U-Haul rental trucks are specifically engineered from the ground up to assist moving families, not freight. ft. single-family home is a 2 bed, 1.0 bath property. Content. El Sobrante, CA at El Sobrante Arco. ZIP stands for "Zoning Improvement Plan". Track air pollution now to help plan your day and make healthier lifestyle decisions. Zip code 94803 is primarily located in Contra Costa County. ZIP Code 5: 94820 - EL SOBRANTE, CA . 4740 Appian Way is in El Sobrante, CA and in ZIP code 94803. Apartments For Rent in the 94803 ZIP Code of El Sobrante, CA - See official floorplans, pictures, prices and details for available El Sobrante apartments in 94803 at ApartmentHomeLiving.com. The 992 sq. AT&T Authorized Retailer. Below is a list of El Sobrante CA zip codes.For your research we have also included El Sobrante Area Code, Time Zone, UTC and the local Contra Costa County FIPS Code. This property has 1 bedroom, 1 bathroom and approximately 680 sqft of floor space. Compare the top cable TV and internet providers in El Sobrante, CA to find the best plans, packages, and availability in your area. In Contra Costa County, CA 67.5% of the people voted Democrat in the last presidential election, 24.5% voted for the Republican Party, and the remaining 8.0% voted Independent.. Contra Costa county voted Democratic in the previous five Presidential elections. Compare Cable TV and Internet Deals in El Sobrante, CA ... no stores were found near zip code 94803 for the provider selected. This property has a lot size of 707 sqft and was built in 1973. The official US Postal Service name for 94803 is EL SOBRANTE, California. Information for 94803, El Sobrante California state - population, growth, income, time zone, area codes on localistica.com Zip Code 94820 - El Sobrante CA California, USA - Contra Costa County El Sobrante, CA . What is my full zip code of 94820? Localized Air Quality Index and forecast for El Sobrante, CA. Contra Costa County, CA is Moderately liberal. This home was built in 1940 and last sold on 4/4/2020 for $639,999. Moving Truck Rental in . In most cases a ZIP Code is a geographic region with a center point. Moving to or from El Sobrante, CA 94803?Get FREE truck rental rate quotes at El Sobrante Arco. 557 Rincon Rd , El Sobrante, CA 94803-1630 is currently not for sale. 1. Each El Sobrante California zip code has a center Longitude / Latitude point (the El Sobrante center is -122.29499816895 / 37.978099822998). The Political Climate in Zip 94803 (El Sobrante, CA) is Somewhat liberal. This condo is located at 4740 Appian Way, El Sobrante, CA. This is the 94820 full ZIP Code page list. View more property details, sales history and Zestimate data on Zillow.