★★★★★
“I had a refrigerant leak repair done by MJM HVAC near Sunbury. Their friendly crew was respectful and did excellent work!”
GT
Grace T.Northumberland
Verified4.7 ★Average rating
13,983+Jobs done
24/7Emergency service
Licensed · Upfront options · Clean work areas · Written guarantees
NORTHUMBERLAND
AREA
MMMMMAREA
Primary Northumberland response zone
Northumberland service coverage
Is your ZIP on the route?
These are our most frequently served ZIP codes. Nearby areas may also qualify—call if you do not see yours.
17857
Popular neighborhoods
Kapp Heights · Sunbury · Shamokin Dam · Hummels Wharf · Montandon · Kratzerville · Lewisburg · Linntown · Selinsgrove · Milton · Riverside · West Milton
Nearby cities
Check my address →Kapp Heights · Sunbury · Shamokin Dam · Hummels Wharf · Montandon · All Pennsylvania cities
Reviews
What Northumberland Customers Say
4.9★★★★★verified reviews
★★★★★
“After the filter replacement was completed by MJM HVAC, the difference was noticeable! I couldn't believe how fresh the air felt.”
TG
Tony G.Northumberland
Verified★★★★★
“I found MJM HVAC to be the best for condenser cleaning. They knew Northumberland well and got it done effectively the first time!”
BN
Bethany N.Northumberland
Verified More Services
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