2 ms·

I'm guessing it's a leading zero problem, since all US Zipcodes are 5 digits (or nine). Going to http://zip.elevenbasetwo.com/?zip=01010 http://zip.elevenbasetw

by jwn 15y ago

I'm guessing it's a leading zero problem, since all US Zipcodes are 5 digits (or nine). Going to http://zip.elevenbasetwo.com/?zip=01010 http://zip.elevenbasetwo.com/?zip=01010 gives the same response noted above.