Area code
572
572 is a United States area code. Under the North American Numbering Plan it belongs to Oklahoma, which has 5 area codes in total.
Validate a number in 572
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Area code 572 at a glance
NANPA lists 116 central office codes (prefixes) in use in area code 572, held by 27 holders across 52 rate centers.
| Fact | Value |
|---|---|
| In service since | 2021-05-24 |
| Time zone | Central (C) |
| Assigned overlays | 405 (1947-01-01) |
| Prefixes in use | 116 |
| Pooled prefixes | 116 (100%) |
| Rate centers | 52 |
| Companies holding prefixes | 27 |
| Assignment dates on file | 2021-03-26 to 2026-05-21 (115 prefixes) |
| ZIP codes in its places | 66 |
Rate centers in area code 572
| Rate center | Prefixes | Share |
|---|---|---|
| OKLA CITY | 41 | 35% |
| EDMOND | 6 | 5% |
| SHAWNEE | 4 | 3% |
| BETHANY | 3 | 3% |
| BRITTON | 3 | 3% |
| CHANDLER | 3 | 3% |
| CHICKASHA | 3 | 3% |
| NORMAN | 3 | 3% |
| 44 other rate centers | 50 | 43% |
Who holds the prefixes in 572
Onvoy holds the most prefixes, 20 (17%). 100% of the prefixes are pooled, which means their thousands-blocks can belong to different companies.
| Holder | Prefixes | Share |
|---|---|---|
| Onvoy | 20 | 17% |
| United States Cellular | 19 | 16% |
| Fractel | 15 | 13% |
| Ton80 Communications | 9 | 8% |
| T-Mobile USA | 8 | 7% |
| New Cingular Wireless PCS | 7 | 6% |
| 21 other carriers | 38 | 33% |
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. Find which carrier a number is on, or browse the prefix holders.
History of area code 572
- 1947-01-01 Area code 405, named as the parent of 572 in the NANPA report, was in service.
- 2021-05-24 Area code 572 went into service.
Area codes nearest to 572
Distance is measured between the centers of the ZIP code places each area code serves, so it is a rough guide.
Overlay codes in the same area
ZIP codes in area code 572
66 ZIP codes fall in places that have a rate center in this area code.
| Place | ZIP codes |
|---|---|
| Edmond, OK | 6 |
| Norman, OK | 6 |
| Stillwater, OK | 5 |
A ZIP code and an area code are unrelated systems. A ZIP code can sit in more than one area code, and an area code spans many ZIP codes.
Complaints on file for 572 numbers
86 FCC complaints are on file for 82 numbers in 572, most often filed as "Unwanted Calls". These are unverified consumer reports.
| Year of latest complaint | Numbers |
|---|---|
| 2023 | 2 |
| 2024 | 22 |
| 2025 | 18 |
Other area codes in Oklahoma
Oklahoma is one state with 5 area codes in the NANPA table. 572 is one of them.
Next to 572 in the numbering table
These are the codes just before and after 572 when all are sorted by number. They are neighbours on the list, not necessarily on the map.
What the area code does and does not tell you
A number that starts with 572 was first assigned in Oklahoma. That is a fact about where the number began, and it is a useful hint when you check a form entry, for example a billing address in Oklahoma next to a 572 phone number.
It does not show where the person is today. A number stays with its owner after a move or a change of provider (number portability), and mobile numbers travel with the handset. The area code also cannot tell you whether the line is active, who the carrier is, or whether the number is mobile or fixed: the plan shares those ranges. Read more about the area code, the numbering plan and line type.
Check numbers in bulk with the API
| Product | Credits | Docs |
|---|---|---|
| Phone Numbering-Plan Validation | 1 credit per valid number | API docs |
| Phone Intelligence (carrier and line status) | 1 credit per check (invalid numbers outside the US and Canada are free) | Product page |
Questions about area code 572
Where is area code 572?
NANPA assigns area code 572 to Oklahoma, United States.
In which state does area code 572 sit?
Oklahoma. 572 is one of 5 area codes the NANPA table assigns to the state.
Which places does area code 572 cover?
The places with the most ZIP codes among the rate centers in 572 are Edmond, OK, Norman, OK and Stillwater, OK. The rate center list on this page shows all of them.
Who owns area code 572?
NANPA assigns area codes. Within 572, Onvoy holds the most prefixes, 20 prefixes or 17%.
Which time zone does 572 use?
The NANPA NPA report lists the time zone for 572 as Central (C).
What year did 572 enter service?
The NANPA NPA report gives an in-service date of 2021-05-24, so 572 has been in use since 2021.
Does area code 572 have an overlay?
Yes. 405 (in service 1947-01-01) shares the same area with 572, so numbers from all of them are local to each other.
Which area codes are nearest to 572?
The area codes closest to 572, measured between the centers of the ZIP code places they serve, are 580 (about 45 miles), 539 (about 99 miles), 918 (about 101 miles), 940 (about 147 miles) and 316 (about 158 miles).
How many prefixes does area code 572 have?
NANPA's report dated 2026-10-17 lists 116 prefixes in service in 572, spread over 52 rate centers and 27 holders.
Are there complaints about 572 numbers?
The FCC data on file has 86 complaints for 82 numbers in 572. They are unverified consumer reports. A number with no complaints on file is not proven safe.
Area code assignments: North American Numbering Plan Administrator NPA report, file dated 10/17/2026, retrieved 2026-10-17. Source file. New codes are assigned several times a year. Prefixes, rate centers, holders, time zone, in-service date and overlays: NANPA central office code report dated 2026-10-17 and NPA report dated 2026-10-18. Complaints: FCC consumer complaints open data, fetched 2026-10-17. ZIP code places: Postal code places and coordinates: GeoNames (geonames.org), licensed CC BY 4.0.