Quincy, IL, is in area code +1 217. Overlay area code +1 447 may be added, probably in 2013 or 2014.
(The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix is 00, but Japan uses 010, Australia uses 0011, and many other countries use different prefixes.)
Bourbonnais, Illinois, is in area code 815 and overlay code 779.
There is more than one area code. See link for Illinois area codes.
Quincy, is a city in Adams County, Illinois.
There is a Quincy in Midwestern Illinois.
Quincy Illinois is near to Kansas City, Missouri.
The address of the Quincy Museum is: 1601 Maine St, Quincy, IL 62301-4264
Olympia Fields, Illinois, is in area code 708.
McHenry, Illinois, has been in area code 815 since the introduction of the original area code system in 1947. On March 17, 2007, area code 779 was added as an overlay on 815.
Quincy ,Illinois
Bloomington/Normal, IL, is in area code 309.
· Quincy, Illinois
Oak Brook, Illinois, is in area code 630 and overlay code 331.