The 463 area code covers the same area as 317, including Indianapolis, Carmel and 30 more places in Indiana.
Area code 463 is in Indiana, on Eastern Time. In the 463 area, phone numbers are given out most in Marion County, then Hamilton and Johnson counties. It has been in service since November 15, 2016. 317 covers the same area, so two neighbours can have different area codes.
- Where
- 8 counties in Indiana, mostly Marion County, Hamilton County and Johnson County
- Time zone
- Eastern Time
- In service since
- November 15, 2016
- Shares its area with
- 317 (since 1947)
- Prefixes in use
- 188
- How to dial
- Local calls need all 10 digits: 463-555-0142.
Find out who called you from a 463 number.
Enter the full 10-digit number to see who it is listed to and the city and state on the listing. It is the same free check as our who called me lookup. To see only the caller ID name on the number, use our free CNAM lookup. To see whether it is a mobile, a landline or a VoIP line, use our free VoIP checker. To see which carrier a (463) number is on today, use our free carrier lookup.
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Indianapolis holds 34% of the phone prefixes in area code 463.
A prefix is the three digits after the area code, and NANPA assigns each one to a town. Counting the 188 prefixes in use shows where 463 numbers are actually given out.
- Indianapolis64 prefixes, 34%
- Carmel12 prefixes, 6%
- Greenwood11 prefixes, 6%
- Fishers8 prefixes, 4%
- Noblesville7 prefixes, 4%
- Cicero6 prefixes, 3%
- Greenfield6 prefixes, 3%
- Brownsburg6 prefixes, 3%
Also served: Shelbyville, Brownsburg, West Newton and Zionsville and 20 smaller places.
Of the carriers named here, AT&T Mobility holds the most phone number prefixes in area code 463: 22 of 188.
NANPA, which runs the North American numbering plan, assigns each prefix (the three digits after the area code) to one carrier. Here is how the 188 prefixes in use in 463 divide between carriers; holders this page does not name are grouped as other carriers.
| Carrier | Prefixes | Share |
|---|---|---|
| AT&T MobilityMobile network | 22 | 12% |
| Fractel | 17 | 9% |
| BandwidthSupplies numbers to VoIP and app-based phone services | 15 | 8% |
| T-MobileMobile network | 13 | 7% |
| Ton80 Communications | 11 | 6% |
| Level 3 (Lumen)Lumen's business and wholesale network | 8 | 4% |
| 25 other carriers | 102 | 54% |
99% of these prefixes are pooled, which means the blocks of 1,000 numbers inside them can belong to other carriers. Any number can also have been moved to another carrier since, so this shows who holds the prefixes, not who serves a given number.
Want the carrier of one exact number? Our free carrier lookup checks it, because numbers move between carriers.
Source: NANPA central office code assignments, October 1, 2026.
463 started in 2016 as an overlay on 317, and its ground has not changed since.
2016
463 starts on November 15, 2016, as an overlay on 317: new numbers on the same ground.
A 463 number on your screen can still be a scam, because caller ID is easy to fake.
- Let an unknown call go to voicemail. A real caller leaves a message; a robocaller usually does not.
- Look the number up with the box above before you call back, because calling back tells a robocaller your line is live.
- Hang up on anyone who wants gift cards, crypto or a wire transfer, or asks you to read out a code that was just texted to you.
- Report unwanted robocalls at reportfraud.ftc.gov, or paste a suspicious message into our free scam checker.
The area codes closest to 463 are 765, 812 and 219.
This list measures the distance between the centres of each area, across state lines, and shows codes that share one area together.
Indiana has 7 other area codes.
These are the questions people ask most about area code 463.
Where is area code 463?
463 covers Indianapolis, Carmel, Fishers and Greenwood and 28 more places in Indiana. In the 463 area, phone numbers are given out most in Marion County, then Hamilton and Johnson counties.
What state is area code 463 in?
Indiana. 463 is an Indiana area code on Eastern Time.
What cities use area code 463?
The places holding the most 463 prefixes are Indianapolis, Carmel, Fishers, Greenwood, Noblesville, Plainfield, Greenfield and Franklin, out of 32 places in all. The count comes from NANPA's prefix assignments as of October 1, 2026.
Which phone company owns area code 463?
No single phone company owns 463. NANPA's records list its 188 prefixes across many carriers, and the ones named on this page include AT&T Mobility, Fractel and Bandwidth. Numbers move between carriers, so check one exact number with a carrier lookup.
What time zone is area code 463 in?
463 is on Eastern Time.
When did area code 463 start?
463 went into service on November 15, 2016, as an overlay on 317: new numbers for the same area.
Is 463 the same area as 317?
Yes. 317 (since 1947) covers the same ground as 463. Nobody's number changed when it was added; new lines simply get whichever code has numbers left, so two neighbours can have different codes.
How do I dial a 463 number?
Local calls need all 10 digits: 463-555-0142.
Is 463 a toll-free number?
No. 463 is a regular area code for Indianapolis and Carmel in Indiana, not a toll-free one. The toll-free codes in North America are 800, 833, 844, 855, 866, 877 and 888.
What area codes are near 463?
The closest are 765 (Lafayette, Indiana), 812/930 (Evansville, Indiana), 219 (Gary, Indiana) and 513/283 (Cincinnati, Ohio), measured between the centres of each area.
Who called me from a 463 number?
Enter the full 10-digit number in the lookup above. It returns the listed owner where there is a public record, where the number is registered, and whether it is a mobile, a landline or a VoIP line.
Is area code 463 a scam?
463 is a real Indiana area code, so the code itself is not a warning sign. Scam callers fake local-looking numbers on purpose, so judge the call by what the caller asks for, and look the number up before calling back.
Put this lookup on your site: our free area code widget takes two lines of code and shows any US area code's state, time zone and local time.
Source: NANPA, the North American Numbering Plan Administrator: its area code database and prefix assignments, as of October 1, 2026.