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Zip Codes in Middlesex County Connecticut
Zip Code
City
County
06426
Essex
Middlesex
06438
Haddam
Middlesex
06441
Higganum
Middlesex
06442
Ivoryton
Middlesex
06455
Middlefield
Middlesex
06456
Middle Haddam
Middlesex
06457
Middletown
Middlesex
06459
Middletown
Middlesex
06469
Moodus
Middlesex
06475
Old Saybrook
Middlesex
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Middlesex County, CT
23 Zip Codes
Connecticut Counties
Fairfield
Hartford
Litchfield
Middlesex
New Haven
New London
Tolland
Windham
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