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US area code · Connecticut

Area code 475

Where the 475 area code is, its overlay and how to dial a +1 475 number from anywhere.

CoversConnecticutTime zoneEastern (ET)TypeOverlay
Quick answer

The 475 area code is in Connecticut, United States (Eastern (ET)). To call from abroad: +1 475 555-0123. It is an overlay, so all 10 digits are dialled.

StateConnecticut
Time zoneEastern (ET)
TypeOverlay
10-digit dialingRequired
In service since04-Oct-1999

The 475 area code is a geographic North American Numbering Plan (NANP) code covering Connecticut. It has been in service since 04-Oct-1999 and sits in the Eastern (ET) time zone.

Overlay 475 shares its region

Several area codes cover the same geographic area, so two neighbours can have different codes. Because of the overlay, you must dial all 10 digits (area code + number) even for local calls.

475203

How to dial a 475 number

From abroad+1 475 555-0123
Within the US / Canada1 475 555-0123
Locally (same area)475 555-0123

Other Connecticut area codes

203860959

Frequently asked questions

Where is the 475 area code?

The 475 area code is in Connecticut, United States (Eastern (ET)).

Is 475 an overlay area code?

Yes. 475 overlays the same region as 203, so callers dial all 10 digits.

Do I have to dial 10 digits for 475?

Yes — dial the area code plus the seven-digit number.

How do I call a 475 number from another country?

Dial your exit code (or +), then 1, then 475, then the number: +1 475 555-0123.

Source: NANPA numbering plan. An area code covers a region, not a precise address — a 475 number does not pinpoint a street or ZIP code.

Missed a call from +1 475?

In the 30 days to September 24, 2026, 376 unwanted calls showing a 475 number were reported to the US Federal Trade Commission, 66% of them recorded messages or robocalls. That puts 475 at #256 of 670 area codes reported.

Other121
Dropped call or no message99
Reducing your debt (credit cards, mortgage, student loans)81
Calls pretending to be government, businesses, or family and friends24
Before you call back
  • If you do not know anyone in Connecticut, do not call back: a genuine caller will leave a message or send a text.
  • Scammers fake the number shown on caller ID, so a 475 number can hide a caller anywhere in the world.
  • Never give a code received by text or a bank detail to an unknown caller. In the US, calls can be reported at reportfraud.ftc.gov.

Who issues +1 475 numbers

Phone companies hold blocks of numbers in each area code. The main holders in 475:

Onvoy, LLC 64Cellco Partnership Dba Verizon Wireless 47Omnipoint Communications, Inc. 39Bandwidth.Com CLEC, LLC 18New Cingular Wireless PCS, LLC 18Ton80 Communications, LLC 17

About 21.7% of the 304 prefixes in use belong to mobile carriers: a 475 number is often a cell phone, and it may have moved to another carrier since.

Sources: FTC Do Not Call reported calls (numbers as reported by consumers, not verified), NANPA central office code assignments.

All US area codes United States +1 Map of area code 475 — cities & rate centres