02-26-2018 10:32 AM
Does this refer to a specific SAS program or issue? If so, please provide those details.
If this is a general zip code question, this community is not your best bet for an answer as it is all related to the use of SAS software.
02-26-2018 11:04 AM
This is not a SAS question, but here is a resource:
Basically the boundaries are set independently. So when changes happen someone has to align them. This is a non-trivial task, that in our 'State' we have a single person dedicated to assessing and updating boundaries and verifying overlaps and investigating any issues that may be found.