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OSI Comfort SpecialistsHVAC contractor in Oceanside, NY

OSI Comfort Specialists is an HVAC contractor at 3555 Hargale Rd, Oceanside, NY 11572, ranked #43 of 1,906 HVAC contractors in Oceanside and rated 4.4 from 68 Google reviews. Open 24 hours a day, 7 days a week.

Oceanside, NYUpdated 0 paid placements in any rankingHow we rank

Call (516) 247-9943Website ↗

Key facts

Key facts about OSI Comfort Specialists
Address3555 Hargale Rd, Oceanside, NY 11572Get directions
Phone(516) 247-9943
Websiteosicomfort.com
HoursOpen 24 hours, 7 days a week
Google rating4.4 from 68 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category
  • Plumbingadditional Google category
  • Electricaladditional Google category

Service area

Serves Oceanside and 11 towns within 25 miles: Baldwin Harbor, East Rockaway, Rockville Centre, Baldwin, Long Beach, Lynbrook, Hewlett, Freeport, Woodmere, Malverne and Roosevelt.

Based in Oceanside, NYView on map

Opening hours

Opening hours for OSI Comfort Specialists
DayHours
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours
  • Open 24/7
  • Open evenings — no
  • Open Saturdays
  • Open Sundays
  • Emergency service

Typical heating and cooling prices

Typical heating and cooling prices
JobLowTypicalHigh
AC replacementPer system, installed (unit plus labor); typical range of customer-reported jobs. US national range$3,887$5,978$8,073
Furnace replacementPer system, installed; typical range of customer-reported jobs. US national range$2,823$4,814$6,896

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby HVAC contractors

OSI Comfort Specialists compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
OSI Comfort Specialists (this business)—594.4 (68)—YesYes
SKJ Precise Repairs#41594.9 (76)—YesYes8.2 mi
Stan Gelber & Sons, Inc. Heating and Cooling#44594.3 (384)—YesYes6.4 mi

See all 1906 ranked HVAC contractors in Oceanside

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.4from 68 Google reviews

Hired OSI Comfort Specialists? Write a review

Questions about OSI Comfort Specialists

How is OSI Comfort Specialists ranked in Oceanside?

OSI Comfort Specialists is ranked #43 of 1,906 HVAC contractors in Oceanside by CR Score, with 59 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are OSI Comfort Specialists’ hours?

OSI Comfort Specialists is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

What areas does OSI Comfort Specialists serve?

Serves Oceanside and 11 towns within 25 miles: Baldwin Harbor, East Rockaway, Rockville Centre, Baldwin, Long Beach, Lynbrook, Hewlett, Freeport, Woodmere, Malverne and Roosevelt. The list is based on the business's location and the usual service radius for heating and cooling. Confirm your address is covered when you call.

What do Google reviews say about OSI Comfort Specialists?

OSI Comfort Specialists has a rating of 4.4 from 68 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact OSI Comfort Specialists?

Call OSI Comfort Specialists on (516) 247-9943. The business is at 3555 Hargale Rd, Oceanside, NY 11572. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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