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.
Map of ZIP Code. ZIP code 91316 is centered in Los Angeles County and overlaps Medical Service Study Area(s) 78.2yy and 78.2yy. Census tract(s) 06037132000, 06037132700, 06037132900, 06037139200, 06037139501, 06037139502, 06037139600, 06037139702 and 06037139703 overlap this ZIP code area too. Other ZIP codes nearby.