http://en.wikipedia.org/wiki/Zoning_ordinance

http://www.fairfaxcounty.gov/dpz/zoningordinance/

http://www.cambridgema.gov/cdd/cp/zng/zord/index.html

http://www.perrycountyil.org/zoningordinance.pdf

http://phoenix.gov/PLANNING/zonord.html

http://www.sanjoseca.gov/planning/pdf/zoning_code.pdf

http://www.answers.com/topic/zoning-ordinance

http://www.co.cal.md.us/residents/building/planning/documents/zoning/default.asp

http://www.archdale-nc.gov/index.asp?Type=B_BASIC&SEC={7F73ADA3-3E1B-4CE8-9ECC-1D175C1F68F2}

http://www.stpaulsnc.gov/zoning.htm