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Area codes 203 and 475, the Glossary

Area codes 203 and 475 are telephone area codes in the North American Numbering Plan (NANP) for the southwestern part of the U.S. state of Connecticut.^[1]

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70 relations: Ansonia, Connecticut, Area code 914, Area codes 516 and 363, Area codes 631 and 934, Area codes 845 and 329, Area codes 860 and 959, AT&T, Beacon Falls, Connecticut, Bethany, Connecticut, Bethel, Connecticut, Bethlehem, Connecticut, Branford, Connecticut, Bridgeport, Connecticut, Brookfield, Connecticut, Cheshire, Connecticut, Connecticut, Danbury, Connecticut, Darien, Connecticut, Derby, Connecticut, East Haven, Connecticut, Easton, Connecticut, Fairfield County, Connecticut, Fairfield, Connecticut, Greenwich, Connecticut, Guilford, Connecticut, Hamden, Connecticut, List of North American Numbering Plan area codes, Litchfield County, Connecticut, Madison, Connecticut, Meriden, Connecticut, Middlebury, Connecticut, Milford, Connecticut, Monroe, Connecticut, Naugatuck, Connecticut, New Canaan, Connecticut, New Fairfield, Connecticut, New Haven County, Connecticut, New Haven, Connecticut, New York metropolitan area, Newtown, Connecticut, North American Numbering Plan, North Branford, Connecticut, North Haven, Connecticut, Norwalk, Connecticut, Orange, Connecticut, Original North American area codes, Overlay complex, Oxford, Connecticut, Prospect, Connecticut, Redding, Connecticut, ... Expand index (20 more) »
Area codes in Connecticut
Telecommunications-related introductions in 2009

Ansonia, Connecticut

Ansonia is a city in New Haven County, Connecticut, United States.

See Area codes 203 and 475 and Ansonia, Connecticut

Area code 914 is the telephone area code in the North American Numbering Plan (NANP) for Westchester County, New York. Area codes 203 and 475 and area code 914 are area codes in the United States and telecommunications-related introductions in 1947.

See Area codes 203 and 475 and Area code 914

Area codes 516 and 363

Area codes 516 and 363 are telephone overlay area codes in the North American Numbering Plan (NANP) for the U.S. state of New York. Area codes 203 and 475 and area codes 516 and 363 are area codes in the United States.

See Area codes 203 and 475 and Area codes 516 and 363

Area codes 631 and 934

Area codes 631 and 934 are the telephone area codes in the North American Numbering Plan (NANP) for Suffolk County, New York, on Long Island. Area codes 203 and 475 and area codes 631 and 934 are area codes in the United States.

See Area codes 203 and 475 and Area codes 631 and 934

Area codes 845 and 329

Area codes 845 and 329 are telephone area codes in the North American Numbering Plan (NANP) for the U.S. state of New York. Area codes 203 and 475 and area codes 845 and 329 are area codes in the United States.

See Area codes 203 and 475 and Area codes 845 and 329

Area codes 860 and 959

Area codes 860 and 959 are telephone area codes in the North American Numbering Plan in the U.S. state of Connecticut. Area codes 203 and 475 and area codes 860 and 959 are area codes in Connecticut and area codes in the United States.

See Area codes 203 and 475 and Area codes 860 and 959

AT&T

AT&T Inc. is an American multinational telecommunications holding company headquartered at Whitacre Tower in Downtown Dallas, Texas.

See Area codes 203 and 475 and AT&T

Beacon Falls, Connecticut

Beacon Falls is a town in western New Haven County, Connecticut, United States.

See Area codes 203 and 475 and Beacon Falls, Connecticut

Bethany, Connecticut

Bethany is a town in New Haven County, Connecticut, United States.

See Area codes 203 and 475 and Bethany, Connecticut

Bethel, Connecticut

Bethel is a town in Fairfield County, Connecticut, United States.

See Area codes 203 and 475 and Bethel, Connecticut

Bethlehem, Connecticut

Bethlehem is a town in Litchfield County, Connecticut, United States.

See Area codes 203 and 475 and Bethlehem, Connecticut

Branford, Connecticut

Branford is a shoreline town located on Long Island Sound in New Haven County, Connecticut, United States, about east of downtown New Haven.

See Area codes 203 and 475 and Branford, Connecticut

Bridgeport, Connecticut

Bridgeport is the most populous city in the U.S. state of Connecticut and the fifth-most populous city in New England, with a population of 148,654 in 2020.

See Area codes 203 and 475 and Bridgeport, Connecticut

Brookfield, Connecticut

Brookfield is a town in Fairfield County, Connecticut, United States, situated within the southern foothills of the Berkshire Mountains.

See Area codes 203 and 475 and Brookfield, Connecticut

Cheshire, Connecticut

Cheshire, formerly known as New Cheshire Parish, is a town in New Haven County, Connecticut, United States.

See Area codes 203 and 475 and Cheshire, Connecticut

Connecticut

Connecticut is the southernmost state in the New England region of the Northeastern United States.

See Area codes 203 and 475 and Connecticut

Danbury, Connecticut

Danbury is a city in Fairfield County, Connecticut, United States, located approximately northeast of New York City.

See Area codes 203 and 475 and Danbury, Connecticut

Darien, Connecticut

Darien is a coastal town in Fairfield County, Connecticut, United States.

See Area codes 203 and 475 and Darien, Connecticut

Derby, Connecticut

Derby is a city in New Haven County, Connecticut, United States, approximately west-northwest of New Haven.

See Area codes 203 and 475 and Derby, Connecticut

East Haven, Connecticut

East Haven is a town in New Haven County, Connecticut, in the United States.

See Area codes 203 and 475 and East Haven, Connecticut

Easton, Connecticut

Easton is a town in Fairfield County, Connecticut, United States.

See Area codes 203 and 475 and Easton, Connecticut

Fairfield County, Connecticut

Fairfield County is a county in the southwestern corner of the U.S. state of Connecticut.

See Area codes 203 and 475 and Fairfield County, Connecticut

Fairfield, Connecticut

Fairfield is a town in Fairfield County, Connecticut, United States.

See Area codes 203 and 475 and Fairfield, Connecticut

Greenwich, Connecticut

Greenwich is a town in southwestern Fairfield County, Connecticut, United States.

See Area codes 203 and 475 and Greenwich, Connecticut

Guilford, Connecticut

Guilford is a town in New Haven County, Connecticut, United States, that borders Madison, Branford, North Branford and Durham, and is situated on I-95 and the Connecticut coast.

See Area codes 203 and 475 and Guilford, Connecticut

Hamden, Connecticut

Hamden is a town in New Haven County, Connecticut, United States.

See Area codes 203 and 475 and Hamden, Connecticut

List of North American Numbering Plan area codes

The North American Numbering Plan (NANP) divides the territories of its members into geographic numbering plan areas (NPAs).

See Area codes 203 and 475 and List of North American Numbering Plan area codes

Litchfield County, Connecticut

Litchfield County is a county in northwestern Connecticut, United States.

See Area codes 203 and 475 and Litchfield County, Connecticut

Madison, Connecticut

Madison is a town in the southeastern corner of New Haven County, Connecticut, United States, occupying a central location on Connecticut's Long Island Sound shoreline.

See Area codes 203 and 475 and Madison, Connecticut

Meriden, Connecticut

Meriden is a city in New Haven County, Connecticut, United States, located halfway between the regional cities of New Haven and Hartford.

See Area codes 203 and 475 and Meriden, Connecticut

Middlebury, Connecticut

Middlebury is a town in New Haven County, Connecticut, United States.

See Area codes 203 and 475 and Middlebury, Connecticut

Milford, Connecticut

Milford is a coastal city in New Haven County, Connecticut, United States, between New Haven and Bridgeport.

See Area codes 203 and 475 and Milford, Connecticut

Monroe, Connecticut

Monroe is a town located in eastern Fairfield County, Connecticut, United States.

See Area codes 203 and 475 and Monroe, Connecticut

Naugatuck, Connecticut

Naugatuck is a consolidated borough and town in New Haven County, Connecticut, United States.

See Area codes 203 and 475 and Naugatuck, Connecticut

New Canaan, Connecticut

New Canaan is a town in Fairfield County, Connecticut, United States.

See Area codes 203 and 475 and New Canaan, Connecticut

New Fairfield, Connecticut

New Fairfield is a town in Fairfield County, Connecticut, United States.

See Area codes 203 and 475 and New Fairfield, Connecticut

New Haven County, Connecticut

New Haven County is a county in the south central part of the U.S. state of Connecticut.

See Area codes 203 and 475 and New Haven County, Connecticut

New Haven, Connecticut

New Haven is a city in New Haven County, Connecticut, United States.

See Area codes 203 and 475 and New Haven, Connecticut

New York metropolitan area

The New York metropolitan area, broadly referred to as the Tri-State area and often also called Greater New York, is the largest metropolitan area in the world by urban landmass, encompassing.

See Area codes 203 and 475 and New York metropolitan area

Newtown, Connecticut

Newtown is a town in Fairfield County, Connecticut, United States.

See Area codes 203 and 475 and Newtown, Connecticut

North American Numbering Plan

The North American Numbering Plan (NANP) is a telephone numbering plan for twenty-five regions in twenty countries, primarily in North America and the Caribbean. Area codes 203 and 475 and North American Numbering Plan are telecommunications-related introductions in 1947.

See Area codes 203 and 475 and North American Numbering Plan

North Branford, Connecticut

North Branford is a town in New Haven County, Connecticut, United States.

See Area codes 203 and 475 and North Branford, Connecticut

North Haven, Connecticut

North Haven is a town in New Haven County, Connecticut on the outskirts of New Haven, Connecticut.

See Area codes 203 and 475 and North Haven, Connecticut

Norwalk, Connecticut

Norwalk is a city located in Western Connecticut, United States, in southern Fairfield County, on the northern shore of the Long Island Sound.

See Area codes 203 and 475 and Norwalk, Connecticut

Orange, Connecticut

Orange is a town in New Haven County, Connecticut, United States.

See Area codes 203 and 475 and Orange, Connecticut

Original North American area codes

The original North American area codes were established by the American Telephone and Telegraph Company (AT&T) in 1947, after the demonstration of regional Operator Toll Dialing during the World War II period. Area codes 203 and 475 and original North American area codes are area codes in the United States and telecommunications-related introductions in 1947.

See Area codes 203 and 475 and Original North American area codes

References

[1] https://en.wikipedia.org/wiki/Area_codes_203_and_475

Also known as 203 area code, 203/475, 475 area code, Area code 203, Area code 203 and 475, Area code 475.

, Ridgefield, Connecticut, Roxbury, Connecticut, Seymour, Connecticut, Shelton, Connecticut, Sherman, Connecticut, Southbury, Connecticut, Stamford, Connecticut, Stratford, Connecticut, Telephone numbering plan, Trumbull, Connecticut, U.S. state, Wallingford, Connecticut, Waterbury, Connecticut, West Haven, Connecticut, Weston, Connecticut, Westport, Connecticut, Wilton, Connecticut, Wolcott, Connecticut, Woodbridge, Connecticut, Woodbury, Connecticut.

Area codes 203 and 475, the Glossary

Table of Contents

See also

Area codes in Connecticut

References