Best Professional Services in Haddam, CT
1 business listed · Updated May 10, 2026
Looking for professional services in Haddam? 1 local business has claimed a spot on the Haddam community board.
This list is curated from owner-verified $1/month listings on LocalSquare — businesses sign up themselves and update their own information. The Haddam area serves about 2,922 residents with a median household income of $146,875.
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Frequently asked questions
How many professional services businesses are listed in Haddam, CT?
1 owner-verified professional services business is currently listed on this page. New listings appear within minutes of a business claiming its spot on the Haddam board.
How does a business get on this list?
Any professional services business serving Haddam can claim a spot on the LocalSquare Haddam board for $1/month. Once claimed, it appears on this "Best Professional Services in Haddam" page and on the main city board.
What ZIP codes does Haddam, CT include?
Haddam is served by ZIP codes 06438. Each ZIP has its own community board where local businesses pin their listings.
How is this list ordered?
Businesses are sorted by Google rating (highest first), then by claim date (longest-listed first). Where a business has imported its Google Business Profile, the live rating and review count are shown.
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