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Southern New Hampshire Plumbing and HeatingHVAC contractor in Londonderry, NH

Southern New Hampshire Plumbing and Heating is an HVAC contractor at 39 Rockingham Rd, Londonderry, NH 03053, ranked #3 of 574 HVAC contractors in Londonderry and rated 4.8 from 433 Google reviews. Open 7 days a week.

Londonderry, NHUpdated 0 paid placements in any rankingHow we rank

Call (603) 289-1421Website ↗

Key facts

Key facts about Southern New Hampshire Plumbing and Heating
Address39 Rockingham Rd, Londonderry, NH 03053Get directions
Phone(603) 289-1421
Websitesnhplumbingandheating.com
HoursMonday to Friday: 7:30 AM – 4 PM; Saturday and Sunday: open 24 hours
Google rating4.8 from 433 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves Londonderry and 11 towns within 25 miles: Derry, Derry Village, Chester, Auburn, Windham, Litchfield, Merrimack, Manchester, Sandown, Hampstead and Bedford.

Based in Londonderry, NHView on map

Opening hours

Opening hours for Southern New Hampshire Plumbing and Heating
DayHours
Monday7:30 AM – 4 PM
Tuesday7:30 AM – 4 PM
Wednesday7:30 AM – 4 PM
Thursday7:30 AM – 4 PM
Friday7:30 AM – 4 PM
SaturdayOpen 24 hours
SundayOpen 24 hours
  • 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

Southern New Hampshire Plumbing and Heating compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Southern New Hampshire Plumbing and Heating (this business)—644.8 (433)—YesYes
Heritage Home Service#1664.8 (7,956)—YesYes3.9 mi
High Ground Service Pros - Plumbers Electricians & HVAC Technicians#2644.9 (2,303)—YesYes8.6 mi
Walley's Heating & Air#4634.9 (793)—YesYes11.3 mi

See all 574 ranked HVAC contractors in Londonderry

Reviews

ContractorsRanked reviews

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Google

4.8from 433 Google reviews

Hired Southern New Hampshire Plumbing and Heating? Write a review

Questions about Southern New Hampshire Plumbing and Heating

How is Southern New Hampshire Plumbing and Heating ranked in Londonderry?

Southern New Hampshire Plumbing and Heating is ranked #3 of 574 HVAC contractors in Londonderry by CR Score, with 64 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 Southern New Hampshire Plumbing and Heating’s hours?

Southern New Hampshire Plumbing and Heating is open 7 days a week. Its listed hours are Monday to Friday, 7:30 AM – 4 PM; Saturday and Sunday, open 24 hours. 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 Southern New Hampshire Plumbing and Heating serve?

Serves Londonderry and 11 towns within 25 miles: Derry, Derry Village, Chester, Auburn, Windham, Litchfield, Merrimack, Manchester, Sandown, Hampstead and Bedford. 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 Southern New Hampshire Plumbing and Heating?

Southern New Hampshire Plumbing and Heating has a rating of 4.8 from 433 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 Southern New Hampshire Plumbing and Heating?

Call Southern New Hampshire Plumbing and Heating on (603) 289-1421. The business is at 39 Rockingham Rd, Londonderry, NH 03053. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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