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Indiana Area Codes

Directory of all 8 telephone area codes assigned to Indiana.

Total Codes
8
Active Prefixes

Indiana phone numbers are served by 8 area codes operating in the Eastern / Central timezone.Because an overlay is active, 10-digit dialing is mandatory across much of the state. No area codes in Indiana are currently flagged as high-risk scams.

Area Codes
8
Timezone(s)
Eastern / Central
Overlay Pairs
2
Scam Warnings
0

Most populated prefix: area code 317 (Indiana)

Major Cities Served by Indiana Area Codes

The most populous urban centers and census places covered by Indiana's area codes, ranked by population.

Indianapolis City (balance)901,116
Marion County
Fort Wayne275,203
Allen County
Evansville116,176
Vanderburgh County
Carmel105,634
Hamilton County
Fishers104,812
Hamilton County
South Bend103,201
St. Joseph County
Bloomington83,307
Monroe County
Noblesville76,111
Hamilton County
Hammond75,712
Lake County
Lafayette71,238
Tippecanoe County
Greenwood69,349
Johnson County
Gary67,289
Lake County

Indiana Area Code FAQs

Quick answers to common questions about Indiana telephone area codes.

How many area codes does Indiana have?

Indiana has 8 area codes: 219, 260, 317, 463, 574, 765, 812, 930.

What timezone do Indiana area codes use?

Indiana area codes operate in the Eastern / Central timezone.

What is the most populated area code in Indiana?

Area code 317 is the most populous prefix in Indiana based on covered city population.

Which Indiana area codes share an overlay?

317 and 463, 812 and 930. Overlay codes serve the same area, which is why 10-digit dialing is required.

Are there scam area codes in Indiana?

Indiana has no area codes currently flagged as high-risk scams.

About Indiana Area Codes & Phone Dialing Rules

When placing calls within Indiana, ten-digit dialing (area code + 7-digit telephone number) is required in overlay regions where multiple area codes serve the same geographic boundaries.