Where is it?
1793 Skagit St, Bellingham, WA 98226
Mumm's LLC Heating & A/C contractor
When is it open?
Thursday: 8:00 am - 4:30 pm
From Google. Page updated 8 October 2026.
- Mon8:00 am - 4:30 pm
- Tue8:00 am - 4:30 pm
- Wed8:00 am - 4:30 pm
- Thu8:00 am - 4:30 pm
- Fri8:00 am - 4:30 pm
- SatClosed
- SunClosed
How do I reach it?
Phone: (360) 201-4822
Website: mummsllc.com
What kind of work does it do?
Heating Contractor
We have the tools and knowledge needed to install systems in new houses, as well as replace old units in established homes.