Area codes 317 and 463
Area codes 317 and 463 are North American Numbering Plan area codes for Indianapolis and nine surrounding counties in central Indiana. It covers all or part of Marion, Boone, Hancock, Hamilton, Hendricks, Johnson, Madison, Morgan, and Shelby counties. 317 is the original area code, while 463 is an overlay covering the same area, making ten-digit dialing mandatory for all calls in the region.
Q13562566
North American Numbering Plan
MEDIA
Q103903
area codes
Concept
Q6346
Indianapolis
LOC
Q1415
Indiana
LOC
Q506230
Marion
LOC
Q499547
Boone
LOC
Q506172
Hancock
LOC
Q506151
Hamilton
LOC
Q506489
Hendricks
LOC
Q506563
Johnson
LOC
Q506557
Madison
LOC
Q512259
Morgan
LOC
Q431826
Shelby
LOC
Q2963044
overlay
Concept
Q7699109
ten-digit dialing
UNK
Q4788570
Area codes 317 and 463
Concept
located in the administrative territorial entity
instance of