Downtown Mesa
Downtown is where Mesa began, and its older blocks keep the oldest plumbing in the city.
Calls come in from every corner of Mesa. Each page below takes one part of the city and describes its housing, water and weather quirks.

Choose your neighborhood to read about local water, housing and the plumbing trouble that shows up there.
Downtown is where Mesa began, and its older blocks keep the oldest plumbing in the city.
Dobson Ranch is a planned community of lakes and slab homes built over three decades.
Northeast Mesa climbs toward the foothills, with golf communities, Red Mountain Park and homes that sit empty for part of the year.
East Mesa runs from Center Street toward the Superstition foothills.
Eastmark is a master-planned community on about 3,200 acres, and most of its homes are new.
Many people search by ZIP code. The line hears from these ZIP codes and the blocks around them: Downtown Mesa (85201 and 85203); Dobson Ranch (85202 and 85210); Northeast Mesa (85205, 85207, 85213 and 85215); East Mesa (85206, 85208, 85209 and 85204); Eastmark (85212). Mesa has 13 standard delivery ZIP codes plus several PO box codes. Use the lists as a guide rather than a guarantee.
By most counts Mesa ranks third among Arizona cities, with 504,258 residents in the 2020 census. Center Street separates East Mesa from West Mesa, and homes range from downtown blocks platted in 1878 to master-planned communities finished this decade. The homepage explains which problems cannot wait and how the first call goes.
Owners maintain the sewer lateral between the house and the main, according to the city, which clears blockages in mains under streets and alleys. Its Wastewater Collection office answers at 480-644-2262. A camera inspection tells you which side your problem is on before you phone anyone.
The dispatcher records your address and the problem, then pairs you with a nearby contractor. Reach varies with the contractor and the address, so these neighborhood pages are a guide, not a promise.
Tenants should tell the landlord or property manager, and mention on the call who owns the unit. Gas is the exception. Get everyone outside first, then call 911 or the City of Mesa gas emergency line at 480-644-4277, and reach the plumbing line afterward.
Read your street address to the dispatcher. Reach depends on the contractor, and the dispatcher can say whether someone covers it.
The 2025 city water quality report describes a City Zone and Eastern and Southern Zones with different sources and hardness. Check your address against the report to learn which zone you are in.
The utility maintains its main and the meter itself. The pipe from the meter into the house belongs to the owner. If you cannot tell where your line begins, ask the City of Mesa before paying for excavation.
Phone and read out your address. The dispatcher confirms reach on the call.
Service area centered on Mesa and nearby Maricopa County cities.