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 94510 is centered in Solano County and overlaps Medical Service Study Area(s) 203.1, 203.1, 204 and 204. Census tract(s) 06095252000, 06095252102, 06095252104, 06095252105, 06095252106, 06095252107, 06095252108 and 06095252202 overlap this ZIP code area too.