---
title: "Area code 360: Washington, United States"
url: "https://lookvalid.com/area-code/360.md"
canonical_url: "https://lookvalid.com/area-code/360"
last_updated: "2026-10-23"
type: "reference"
summary: "Area code 360 serves Washington, United States. Number formats, numbering rules, a live phone validator and the other codes in Washington."
---

# Area code 360: Washington, United States

Area code 360 serves Washington, United States. Number formats, numbering rules, a live phone validator and the other codes in Washington.

NANPA lists 786 central office codes (prefixes) in use in area code 360, held by 45 holders across 75 rate centers.
Qwest holds the most prefixes, 170 (22%). 70% of the prefixes are pooled, which means their thousands-blocks can belong to different companies.
The FCC unwanted-call data has 6,419 complaints on file for 4,337 numbers in 360, most often filed as "Unwanted Calls". These are consumer reports, not findings.

## Facts

- In service since: 1995-01-15
- Time zone: Pacific (P)
- Assigned overlays: 564 (2017-08-28)
- Prefixes in use: 786
- Pooled prefixes: 553 (70%)
- Rate centers: 75
- Companies holding prefixes: 45
- Assignment dates on file: 2001-01-25 to 2025-09-19 (139 prefixes)
- ZIP codes in its places: 87

## Rate centers

| Rate center | Prefixes | Share |
| --- | --- | --- |
| VANCOUVER | 116 | 15% |
| OLYMPIA | 88 | 11% |
| WHATCOMCTY | 69 | 9% |
| MT VERNON | 47 | 6% |
| MARYSVILLE | 35 | 4% |
| SILVERDALE | 33 | 4% |
| BREMERTON | 31 | 4% |
| LONGVIEW | 31 | 4% |
| 67 other rate centers | 336 | 43% |

## Carriers

| Holder | Prefixes | Share |
| --- | --- | --- |
| Qwest | 170 | 22% |
| Verizon Wireless | 82 | 10% |
| Ziply Fiber | 81 | 10% |
| T-Mobile USA | 66 | 8% |
| Level 3 Communications | 61 | 8% |
| New Cingular Wireless PCS | 57 | 7% |
| 39 other carriers | 269 | 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

- 1947-01-01: Area code 206, named as the parent of 360 in the NANPA report, was in service.
- 1995-01-15: Area code 360 went into service.
- 2017-08-28: Area code 564 went into service as an overlay in the same area as 360.

## Nearest area codes

The area codes closest to 360, measured between the centers of the ZIP code places they serve, are 253 (about 33 miles), 206 (about 56 miles), 425 (about 62 miles), 971 (about 99 miles) and 503 (about 100 miles).

## ZIP codes

87 ZIP codes fall in places that have a rate center in this area code. The places with the most are Vancouver, WA (14 ZIP codes), Olympia, WA (11 ZIP codes) and Bremerton, WA (5 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

6,419 complaints for 4,337 numbers. Numbers whose latest complaint falls in each year:

- 2023: 175
- 2024: 273
- 2025: 337

## Questions

### Where is area code 360?

NANPA assigns area code 360 to Washington, United States.

### In which state does area code 360 sit?

Washington. 360 is one of 6 area codes the NANPA table assigns to the state.

### Which places does area code 360 cover?

The places with the most ZIP codes among the rate centers in 360 are Vancouver, WA, Olympia, WA and Bremerton, WA. The rate center list on this page shows all of them.

### Who owns area code 360?

NANPA assigns area codes. Within 360, Qwest holds the most prefixes, 170 prefixes or 22%.

### Which time zone does 360 use?

The NANPA NPA report lists the time zone for 360 as Pacific (P).

### What year did 360 enter service?

The NANPA NPA report gives an in-service date of 1995-01-15, so 360 has been in use since 1995.

### Does area code 360 have an overlay?

Yes. 564 (in service 2017-08-28) shares the same area with 360, so numbers from all of them are local to each other.

### Which area codes are nearest to 360?

The area codes closest to 360, measured between the centers of the ZIP code places they serve, are 253 (about 33 miles), 206 (about 56 miles), 425 (about 62 miles), 971 (about 99 miles) and 503 (about 100 miles).

### How many prefixes does area code 360 have?

NANPA's report dated 2026-10-17 lists 786 prefixes in service in 360, spread over 75 rate centers and 45 holders.

### Are there complaints about 360 numbers?

The FCC data on file has 6,419 complaints for 4,337 numbers in 360. 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).