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List of Connecticut area codes

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Area codes in CT
Area codes in CT

This is a list of area codes in Connecticut:[1]

In 1999, Connecticut announced that two additional codes may be implemented when needed: 475, overlaying 203; and 959, overlaying 860. In March 2009, NANPA announced area code 475 to overlay 203 in December 2009.

References

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  1. ^ "New Area Codes Becoming More Prevalent in Connecticut; 475 and 959 Grow in Usage". Connecticut by the Numbers. 2017-10-03. Retrieved 2024-02-12.