---
title: "Area code 219: Indiana, United States"
url: "https://lookvalid.com/area-code/219.md"
canonical_url: "https://lookvalid.com/area-code/219"
last_updated: "2026-10-23"
type: "reference"
summary: "Area code 219 serves Indiana, United States. Number formats, numbering rules, a live phone validator and the other codes in Indiana."
---

# Area code 219: Indiana, United States

Area code 219 serves Indiana, United States. Number formats, numbering rules, a live phone validator and the other codes in Indiana.

NANPA lists 491 central office codes (prefixes) in use in area code 219, held by 36 holders across 45 rate centers.
Indiana Bell Tel CO holds the most prefixes, 92 (19%). 80% of the prefixes are pooled, which means their thousands-blocks can belong to different companies.
The FCC unwanted-call data has 2,026 complaints on file for 1,367 numbers in 219, most often filed as "Unwanted Calls". These are consumer reports, not findings.

## Facts

- In service since: 1948-01-01
- Time zone: EC
- Prefixes in use: 491
- Pooled prefixes: 393 (80%)
- Rate centers: 45
- Companies holding prefixes: 36
- Assignment dates on file: 2001-01-04 to 2026-06-01 (264 prefixes)
- ZIP codes in its places: 51

## Rate centers

| Rate center | Prefixes | Share |
| --- | --- | --- |
| GARY | 74 | 15% |
| MERRILLVL | 51 | 10% |
| VALPARAISO | 31 | 6% |
| CROWNPOINT | 29 | 6% |
| HAMMOND | 27 | 5% |
| MICHIGANCY | 26 | 5% |
| E CHICAGO | 22 | 4% |
| PORTAGE | 22 | 4% |
| 37 other rate centers | 209 | 43% |

## Carriers

| Holder | Prefixes | Share |
| --- | --- | --- |
| Indiana Bell Tel CO | 92 | 19% |
| New Cingular Wireless PCS | 50 | 10% |
| Onvoy | 49 | 10% |
| T-Mobile USA | 49 | 10% |
| Verizon Wireless | 44 | 9% |
| Frontier North, INC.. | 41 | 8% |
| 30 other carriers | 166 | 34% |

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

- 1948-01-01: Area code 219 went into service.
- 2002-01-15: Area code 260 went into service and names 219 as its parent.
- 2002-01-15: Area code 574 went into service and names 219 as its parent.

## Nearest area codes

The area codes closest to 219, measured between the centers of the ZIP code places they serve, are 464 (about 34 miles), 708 (about 41 miles), 574 (about 53 miles), 312 (about 57 miles) and 331 (about 61 miles).

## ZIP codes

51 ZIP codes fall in places that have a rate center in this area code. The places with the most are Gary, IN (8 ZIP codes), Hammond, IN (5 ZIP codes) and Valparaiso, IN (3 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

2,026 complaints for 1,367 numbers. Numbers whose latest complaint falls in each year:

- 2023: 85
- 2024: 129
- 2025: 71

## Questions

### Where is area code 219?

NANPA assigns area code 219 to Indiana, United States.

### In which state does area code 219 sit?

Indiana. 219 is one of 8 area codes the NANPA table assigns to the state.

### Which places does area code 219 cover?

The places with the most ZIP codes among the rate centers in 219 are Gary, IN, Hammond, IN and Valparaiso, IN. The rate center list on this page shows all of them.

### Who owns area code 219?

NANPA assigns area codes. Within 219, Indiana Bell Tel CO holds the most prefixes, 92 prefixes or 19%.

### Which time zone does 219 use?

The NANPA NPA report lists the time zone for 219 as EC.

### What year did 219 enter service?

The NANPA NPA report gives an in-service date of 1948-01-01, so 219 has been in use since 1948.

### Does area code 219 have an overlay?

The NANPA NPA report lists no other area code in an overlay with 219.

### Which area codes are nearest to 219?

The area codes closest to 219, measured between the centers of the ZIP code places they serve, are 464 (about 34 miles), 708 (about 41 miles), 574 (about 53 miles), 312 (about 57 miles) and 331 (about 61 miles).

### How many prefixes does area code 219 have?

NANPA's report dated 2026-10-17 lists 491 prefixes in service in 219, spread over 45 rate centers and 36 holders.

### Are there complaints about 219 numbers?

The FCC data on file has 2,026 complaints for 1,367 numbers in 219. 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).