---
title: "Area code 234: Ohio, United States"
url: "https://lookvalid.com/area-code/234.md"
canonical_url: "https://lookvalid.com/area-code/234"
last_updated: "2026-10-23"
type: "reference"
summary: "Area code 234 serves Ohio, United States. Number formats, numbering rules, a live phone validator and the other codes in Ohio."
---

# Area code 234: Ohio, United States

Area code 234 serves Ohio, United States. Number formats, numbering rules, a live phone validator and the other codes in Ohio.

NANPA lists 395 central office codes (prefixes) in use in area code 234, held by 48 holders across 110 rate centers.
Onvoy holds the most prefixes, 47 (12%). 99% of the prefixes are pooled, which means their thousands-blocks can belong to different companies.
The FCC unwanted-call data has 1,118 complaints on file for 710 numbers in 234, most often filed as "Unwanted Calls". These are consumer reports, not findings.

## Facts

- In service since: 2000-10-30
- Time zone: Eastern (E)
- Assigned overlays: 330 (1996-03-09)
- Prefixes in use: 395
- Pooled prefixes: 391 (99%)
- Rate centers: 110
- Companies holding prefixes: 48
- Assignment dates on file: 2001-06-06 to 2026-06-03 (375 prefixes)
- ZIP codes in its places: 148

## Rate centers

| Rate center | Prefixes | Share |
| --- | --- | --- |
| AKRON | 54 | 14% |
| YOUNGSTOWN | 23 | 6% |
| CANTON | 19 | 5% |
| MANTUA | 16 | 4% |
| MANCHESTR | 13 | 3% |
| NO CANTON | 13 | 3% |
| GREENSBURG | 12 | 3% |
| WARREN | 12 | 3% |
| 102 other rate centers | 233 | 59% |

## Carriers

| Holder | Prefixes | Share |
| --- | --- | --- |
| Onvoy | 47 | 12% |
| Verizon Wireless | 47 | 12% |
| Fractel | 33 | 8% |
| New Cingular Wireless PCS | 32 | 8% |
| T-Mobile USA | 27 | 7% |
| TWC IP Enabled Services | 24 | 6% |
| 42 other carriers | 185 | 47% |

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

- 1996-03-09: Area code 330, named as the parent of 234 in the NANPA report, was in service.
- 2000-10-30: Area code 234 went into service.

## Nearest area codes

The area codes closest to 234, measured between the centers of the ZIP code places they serve, are 440 (about 38 miles), 216 (about 41 miles), 724 (about 81 miles), 878 (about 83 miles) and 412 (about 91 miles).

## ZIP codes

148 ZIP codes fall in places that have a rate center in this area code. The places with the most are Akron, OH (27 ZIP codes), Canton, OH (18 ZIP codes) and Youngstown, OH (15 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

1,118 complaints for 710 numbers. Numbers whose latest complaint falls in each year:

- 2023: 71
- 2024: 89
- 2025: 62

## Questions

### Where is area code 234?

NANPA assigns area code 234 to Ohio, United States.

### In which state does area code 234 sit?

Ohio. 234 is one of 15 area codes the NANPA table assigns to the state.

### Which places does area code 234 cover?

The places with the most ZIP codes among the rate centers in 234 are Akron, OH, Canton, OH and Youngstown, OH. The rate center list on this page shows all of them.

### Who owns area code 234?

NANPA assigns area codes. Within 234, Onvoy holds the most prefixes, 47 prefixes or 12%.

### Which time zone does 234 use?

The NANPA NPA report lists the time zone for 234 as Eastern (E).

### What year did 234 enter service?

The NANPA NPA report gives an in-service date of 2000-10-30, so 234 has been in use since 2000.

### Does area code 234 have an overlay?

Yes. 330 (in service 1996-03-09) shares the same area with 234, so numbers from all of them are local to each other.

### Which area codes are nearest to 234?

The area codes closest to 234, measured between the centers of the ZIP code places they serve, are 440 (about 38 miles), 216 (about 41 miles), 724 (about 81 miles), 878 (about 83 miles) and 412 (about 91 miles).

### How many prefixes does area code 234 have?

NANPA's report dated 2026-10-17 lists 395 prefixes in service in 234, spread over 110 rate centers and 48 holders.

### Are there complaints about 234 numbers?

The FCC data on file has 1,118 complaints for 710 numbers in 234. 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).