Cowpox is similar to, but much milder than, the highly contagious and often deadly smallpox disease. Its close resemblance to the mild form of smallpox and the observation that dairymaids were immune from smallpox inspired the first smallpox vaccine, created and administered by English physician Edward Jenner.
San Leandro (CA state) ZIP code. ZIP code of San Leandro (CA) is 94577. Below you can find map of San Leandro, or look up other ZIP codes in California or other US states. If San Leandro's ZIP code is duplicated, and other places have same ZIP code number, you can use our ZIP code searcher by number 94577. San Leandro have more then one ZIP code.
Welcome to USZip.com. USZip.com USZip.com is an instant ZIP code lookup service featuring geographic and demographic data, crime rates, business information, educational institutes, weather and maps that can be explored by ZIP code or city name. 71730 is the zip code for. El Dorado, AR. Demographic data for zip code 71730.