--- title: "Area code 463: Indiana, United States" url: "https://lookvalid.com/area-code/463.md" canonical_url: "https://lookvalid.com/area-code/463" last_updated: "2026-10-23" type: "reference" summary: "Area code 463 serves Indiana, United States. Number formats, numbering rules, a live phone validator and the other codes in Indiana." --- # Area code 463: Indiana, United States Area code 463 serves Indiana, United States. Number formats, numbering rules, a live phone validator and the other codes in Indiana. NANPA lists 183 central office codes (prefixes) in use in area code 463, held by 31 holders across 32 rate centers. Onvoy holds the most prefixes, 49 (27%). 100% of the prefixes are pooled, which means their thousands-blocks can belong to different companies. The FCC unwanted-call data has 327 complaints on file for 301 numbers in 463, most often filed as "Unwanted Calls". These are consumer reports, not findings. ## Facts - In service since: 2016-11-15 - Time zone: Eastern (E) - Assigned overlays: 317 (1947-01-01) - Prefixes in use: 183 - Pooled prefixes: 183 (100%) - Rate centers: 32 - Companies holding prefixes: 31 - Assignment dates on file: 2016-11-08 to 2026-07-21 (179 prefixes) - ZIP codes in its places: 26 ## Rate centers | Rate center | Prefixes | Share | | --- | --- | --- | | INDIANAPLS | 63 | 34% | | CARMEL | 12 | 7% | | GREENWOOD | 10 | 5% | | FISHERS | 8 | 4% | | BROWNSBURG | 6 | 3% | | GREENFIELD | 6 | 3% | | NOBLESVL | 6 | 3% | | CICERO | 5 | 3% | | 24 other rate centers | 67 | 37% | ## Carriers | Holder | Prefixes | Share | | --- | --- | --- | | Onvoy | 49 | 27% | | New Cingular Wireless PCS | 21 | 11% | | Fractel | 17 | 9% | | Bandwidth.com CLEC | 15 | 8% | | Omnipoint Communications Midwest Operations | 12 | 7% | | Ton80 Communications | 11 | 6% | | 25 other carriers | 58 | 32% | A prefix holder is the company a code was assigned to, not necessarily a number's current carrier, because numbers can be ported to another company. ## History - 1947-01-01: Area code 317, named as the parent of 463 in the NANPA report, was in service. - 2016-11-15: Area code 463 went into service. ## Nearest area codes The area codes closest to 463, measured between the centers of the ZIP code places they serve, are 765 (about 23 miles), 812 (about 91 miles), 930 (about 94 miles), 283 (about 98 miles) and 513 (about 98 miles). ## ZIP codes 26 ZIP codes fall in places that have a rate center in this area code. The places with the most are Carmel, IN (3 ZIP codes), Fishers, IN (3 ZIP codes) and Greenwood, IN (2 ZIP codes). A ZIP code and an area code are unrelated systems, so a ZIP code can sit in more than one area code and an area code spans many ZIP codes. ## Complaints on file 327 complaints for 301 numbers. Numbers whose latest complaint falls in each year: - 2023: 45 - 2024: 31 - 2025: 22 ## Questions ### Where is area code 463? NANPA assigns area code 463 to Indiana, United States. ### In which state does area code 463 sit? Indiana. 463 is one of 8 area codes the NANPA table assigns to the state. ### Which places does area code 463 cover? The places with the most ZIP codes among the rate centers in 463 are Carmel, IN, Fishers, IN and Greenwood, IN. The rate center list on this page shows all of them. ### Who owns area code 463? NANPA assigns area codes. Within 463, Onvoy holds the most prefixes, 49 prefixes or 27%. ### Which time zone does 463 use? The NANPA NPA report lists the time zone for 463 as Eastern (E). ### What year did 463 enter service? The NANPA NPA report gives an in-service date of 2016-11-15, so 463 has been in use since 2016. ### Does area code 463 have an overlay? Yes. 317 (in service 1947-01-01) shares the same area with 463, so numbers from all of them are local to each other. ### Which area codes are nearest to 463? The area codes closest to 463, measured between the centers of the ZIP code places they serve, are 765 (about 23 miles), 812 (about 91 miles), 930 (about 94 miles), 283 (about 98 miles) and 513 (about 98 miles). ### How many prefixes does area code 463 have? NANPA's report dated 2026-10-17 lists 183 prefixes in service in 463, spread over 32 rate centers and 31 holders. ### Are there complaints about 463 numbers? The FCC data on file has 327 complaints for 301 numbers in 463. They are unverified consumer reports. A number with no complaints on file is not proven safe. Sources: NANPA central office code report dated 2026-10-17; NANPA NPA report dated 2026-10-18; FCC unwanted-call complaints, data fetched 2026-10-17; ZIP code places from GeoNames (CC BY 4.0).