Posted by: ny2 July 15, 2015
Immigration i485 and i140
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you can find it here if applicable...
https://egov.uscis.gov/cris/processTimesDisplayInit.do

Not sure why you are trying to find out which one is faster coz you are not allowed to choose where to send based on processing times. Depending on what forms you are applying and/or your work location, you should mail those to only one specific address given in i140 mailing address list.
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