Database
db={collection:[{"_id":{"$oid":"56d61033a378eccde8a8354f"},"business_name":"ATLIXCO DELI GROCERY INC.","address":{"city":"RIDGEWOOD","zip":11385,"street":"MENAHAN ST","number":1712}},{"_id":{"$oid":"56d61033a378eccde8a83550"},"business_name":"Neighbor of ATLIXCO DELI GROCERY INC.","address":{"city":"RIDGEWOOD","zip":11385,"street":"MENAHAN ST","number":1714}}]}
Query
db.collection.aggregate([{$group:{_id:"$address",ids:{$push:"$_id"}}},{$project:{_id:0,address:"$_id",ids:1}}])