---
title: "Area code 561: Florida, United States"
url: "https://lookvalid.com/area-code/561.md"
canonical_url: "https://lookvalid.com/area-code/561"
last_updated: "2026-10-23"
type: "reference"
summary: "Area code 561 serves Florida, United States. Number formats, numbering rules, a live phone validator and the other codes in Florida."
---

# Area code 561: Florida, United States

Area code 561 serves Florida, United States. Number formats, numbering rules, a live phone validator and the other codes in Florida.

NANPA lists 786 central office codes (prefixes) in use in area code 561, held by 39 holders across 8 rate centers.
The largest rate center is WPALMBEACH, with 361 prefixes (46%).
Southern Bell Tel & Tel holds the most prefixes, 198 (25%). 70% of the prefixes are pooled, which means their thousands-blocks can belong to different companies.
The FCC unwanted-call data has 5,254 complaints on file for 3,655 numbers in 561, most often filed as "Unwanted Calls". These are consumer reports, not findings.

## Facts

- In service since: 1996-05-13
- Time zone: Eastern (E)
- Assigned overlays: 728 (2023-03-10)
- Prefixes in use: 786
- Pooled prefixes: 551 (70%)
- Rate centers: 8
- Companies holding prefixes: 39
- Assignment dates on file: 2001-03-23 to 2026-04-28 (377 prefixes)
- ZIP codes in its places: 23

## Rate centers

| Rate center | Prefixes | Share |
| --- | --- | --- |
| WPALMBEACH | 361 | 46% |
| BOCA RATON | 183 | 23% |
| DELRAY BCH | 98 | 12% |
| BOYNTONBCH | 55 | 7% |
| JUPITER | 42 | 5% |
| BELLEGLADE | 32 | 4% |
| PAHOKEE | 14 | 2% |
| XXXXXXXXXX | 1 | <1% |

## Carriers

| Holder | Prefixes | Share |
| --- | --- | --- |
| Southern Bell Tel & Tel | 198 | 25% |
| Verizon Wireless | 101 | 13% |
| New Cingular Wireless PCS | 84 | 11% |
| Omnipoint Miami E License | 74 | 9% |
| Onvoy | 48 | 6% |
| Paetec Itel | 41 | 5% |
| 33 other carriers | 240 | 31% |

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

- 1988-04-16: Area code 407, named as the parent of 561 in the NANPA report, was in service.
- 1996-05-13: Area code 561 went into service.
- 2002-02-11: Area code 772 went into service and names 561 as its parent.
- 2023-03-10: Area code 728 went into service as an overlay in the same area as 561.

## Nearest area codes

The area codes closest to 561, measured between the centers of the ZIP code places they serve, are 754 (about 36 miles), 954 (about 36 miles), 305 (about 54 miles), 645 (about 54 miles) and 786 (about 54 miles).

## ZIP codes

23 ZIP codes fall in places that have a rate center in this area code. The places with the most are Boca Raton, FL (16 ZIP codes), Jupiter, FL (5 ZIP codes) and Belle Glade, FL (1 ZIP code). 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

5,254 complaints for 3,655 numbers. Numbers whose latest complaint falls in each year:

- 2023: 188
- 2024: 354
- 2025: 168

## Questions

### Where is area code 561?

NANPA assigns area code 561 to Florida, United States.

### In which state does area code 561 sit?

Florida. 561 is one of 23 area codes the NANPA table assigns to the state.

### Which places does area code 561 cover?

The places with the most ZIP codes among the rate centers in 561 are Boca Raton, FL, Jupiter, FL and Belle Glade, FL. The rate center list on this page shows all of them.

### Who owns area code 561?

NANPA assigns area codes. Within 561, Southern Bell Tel & Tel holds the most prefixes, 198 prefixes or 25%.

### Which time zone does 561 use?

The NANPA NPA report lists the time zone for 561 as Eastern (E).

### What year did 561 enter service?

The NANPA NPA report gives an in-service date of 1996-05-13, so 561 has been in use since 1996.

### Does area code 561 have an overlay?

Yes. 728 (in service 2023-03-10) shares the same area with 561, so numbers from all of them are local to each other.

### Which area codes are nearest to 561?

The area codes closest to 561, measured between the centers of the ZIP code places they serve, are 754 (about 36 miles), 954 (about 36 miles), 305 (about 54 miles), 645 (about 54 miles) and 786 (about 54 miles).

### How many prefixes does area code 561 have?

NANPA's report dated 2026-10-17 lists 786 prefixes in service in 561, spread over 8 rate centers and 39 holders.

### Are there complaints about 561 numbers?

The FCC data on file has 5,254 complaints for 3,655 numbers in 561. 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).