Zip Code 94588 - Enter a corporate or residential street address, city, and state to see a specific. Zip code 94588 is located in pleasanton california. Pleasanton is a city in alameda county, california, united states. Web look up a zip code ™. Portions of 94588 are also in dublin and hayward and livermore. / 37.66250°n 121.87472°w / 37.66250; Look up a zip code. Web zip code 94588 is located in the city of pleasanton, california and covers 32.74 square miles of land area.
Web look up a zip code ™. Pleasanton is a city in alameda county, california, united states. Look up a zip code. / 37.66250°n 121.87472°w / 37.66250; Enter a corporate or residential street address, city, and state to see a specific. Portions of 94588 are also in dublin and hayward and livermore. Web zip code 94588 is located in the city of pleasanton, california and covers 32.74 square miles of land area. Zip code 94588 is located in pleasanton california.