---
title: "Area code 207: Maine, United States"
url: "https://lookvalid.com/area-code/207.md"
canonical_url: "https://lookvalid.com/area-code/207"
last_updated: "2026-10-23"
type: "reference"
summary: "Area code 207 serves Maine, United States. Number formats, numbering rules, a live phone validator and the other codes in Maine."
---

# Area code 207: Maine, United States

Area code 207 serves Maine, United States. Number formats, numbering rules, a live phone validator and the other codes in Maine.

NANPA lists 742 central office codes (prefixes) in use in area code 207, held by 57 holders across 249 rate centers.
Consolidated Comm Of No. New England-Me holds the most prefixes, 258 (35%). 85% of the prefixes are pooled, which means their thousands-blocks can belong to different companies.
The FCC unwanted-call data has 3,456 complaints on file for 2,656 numbers in 207, most often filed as "Unwanted Calls". These are consumer reports, not findings.

## Facts

- In service since: 1947-01-01
- Time zone: Eastern (E)
- Prefixes in use: 742
- Pooled prefixes: 631 (85%)
- Rate centers: 249
- Companies holding prefixes: 57
- Assignment dates on file: 2001-01-04 to 2026-02-18 (190 prefixes)
- ZIP codes in its places: 200

## Rate centers

| Rate center | Prefixes | Share |
| --- | --- | --- |
| PORTLAND | 111 | 15% |
| BANGOR | 40 | 5% |
| LEWISTON | 33 | 4% |
| AUGUSTA | 26 | 4% |
| BRUNSWICK | 21 | 3% |
| BIDDEFORD | 20 | 3% |
| WATERVILLE | 15 | 2% |
| SANFORD | 13 | 2% |
| 241 other rate centers | 463 | 62% |

## Carriers

| Holder | Prefixes | Share |
| --- | --- | --- |
| Consolidated Comm Of No. New England-Me | 258 | 35% |
| Bell Atlantic Mobile | 91 | 12% |
| United States Cellular | 44 | 6% |
| Consolidated Communications Of Maine Company | 42 | 6% |
| New Cingular Wireless PCS | 37 | 5% |
| Paetec Itel | 25 | 3% |
| 51 other carriers | 245 | 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.

## History

- 1947-01-01: Area code 207 went into service.

## Nearest area codes

The area codes closest to 207, measured between the centers of the ZIP code places they serve, are 603 (about 130 miles), 802 (about 159 miles), 351 (about 162 miles), 978 (about 164 miles) and 617 (about 172 miles).

## ZIP codes

200 ZIP codes fall in places that have a rate center in this area code. The places with the most are Portland, ME (9 ZIP codes), Augusta, ME (5 ZIP codes) and Freeport, ME (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

3,456 complaints for 2,656 numbers. Numbers whose latest complaint falls in each year:

- 2023: 329
- 2024: 140
- 2025: 443

## Questions

### Where is area code 207?

NANPA assigns area code 207 to Maine, United States.

### In which state does area code 207 sit?

Maine. 207 is one of 1 area code the NANPA table assigns to the state.

### Which places does area code 207 cover?

The places with the most ZIP codes among the rate centers in 207 are Portland, ME, Augusta, ME and Freeport, ME. The rate center list on this page shows all of them.

### Who owns area code 207?

NANPA assigns area codes. Within 207, Consolidated Comm Of No. New England-Me holds the most prefixes, 258 prefixes or 35%.

### Which time zone does 207 use?

The NANPA NPA report lists the time zone for 207 as Eastern (E).

### What year did 207 enter service?

The NANPA NPA report gives an in-service date of 1947-01-01, so 207 has been in use since 1947.

### Does area code 207 have an overlay?

The NANPA NPA report lists no other area code in an overlay with 207.

### Which area codes are nearest to 207?

The area codes closest to 207, measured between the centers of the ZIP code places they serve, are 603 (about 130 miles), 802 (about 159 miles), 351 (about 162 miles), 978 (about 164 miles) and 617 (about 172 miles).

### How many prefixes does area code 207 have?

NANPA's report dated 2026-10-17 lists 742 prefixes in service in 207, spread over 249 rate centers and 57 holders.

### Are there complaints about 207 numbers?

The FCC data on file has 3,456 complaints for 2,656 numbers in 207. 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).