LocationLists: Federal Contractors — Plumbing, Heating, and Air-Conditioning Contractors (NAICS 238220) 6,101 registered entities match (6,156 listings, 55 duplicates removed). Price for 6,101 registered entities: $39 by card. One spreadsheet. That is every match. Add total= to buy fewer. The file is the list as published. Add the essentials (county population, median household income and median age) or a group of area data to every row below. Add more area data to every row (each link reloads this answer with those columns added, and the buy link then delivers them): - Add the essentials: https://locationlists.com/find?dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220&area_columns=county:population,median_household_income,median_age - Census demographics: https://locationlists.com/find?dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220&area_columns=county:population,households,median_household_income,median_age,pct_65_plus,pct_bachelors_plus,housing_units,owner_occupied_share,median_home_value,population_estimate,population_growth_since_2020,pct_under_18,pct_5_to_14,pct_households_with_people_under_18 - Business activity by industry: https://locationlists.com/find?dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220&area_columns=county:establishments,employees,agriculture_establishments,mining_establishments,utilities_establishments,construction_establishments,manufacturing_establishments,wholesale_trade_establishments,retail_trade_establishments,transportation_establishments,information_establishments,finance_establishments,real_estate_establishments,professional_establishments,management_establishments,administrative_establishments,educational_services_establishments,health_care_establishments,arts_establishments,accommodation_establishments,other_services_establishments - Weather normals: https://locationlists.com/find?dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220&area_columns=county:january_high,july_high,annual_high,january_low,july_low,annual_low,annual_precipitation,annual_cooling_degree_days,annual_heating_degree_days,hottest_month_high,coldest_month_low,annual_snowfall,annual_days_of_highs_reaching_90_f,annual_days_of_highs_reaching_100_f,growing_season_length_20f_50pct - Storms: https://locationlists.com/find?dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220&area_columns=county:flash_flood_events,flood_events,hail_events,high_wind_events,hurricane_events,lightning_events,thunderstorm_wind_events,tornado_events,wildfire_events,winter_storm_events,strong_tornadoes,storm_injuries,storm_deaths,storm_property_damage,storm_crop_damage - Drought: https://locationlists.com/find?dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220&area_columns=county:palmer_drought_severity_index,palmer_hydrological_drought_index,modified_palmer_drought_index,palmer_z_index,palmer_drought_severity_index_2025,palmer_hydrological_drought_index_2025,modified_palmer_drought_index_2025,palmer_z_index_2025 - Building stock: https://locationlists.com/find?dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220&area_columns=county:buildings,multi_story_buildings,mid_rise_buildings,high_rise_buildings,buildings_4_floors_plus,buildings_8_floors_plus,share_with_floors_published,share_with_height_published,building_footprint_area,estimated_floor_area,average_building_height,tallest_building_height - Housing market and new construction: https://locationlists.com/find?dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220&area_columns=county:typical_home_value,home_value_change_1_year,typical_rent,rent_change_1_year,price_to_rent_ratio,housing_units_permitted_last_12_months,single_family_units_permitted_last_12_months,housing_units_permitted_per_1000_homes - Household income from tax returns: https://locationlists.com/find?dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220&area_columns=county:tax_returns,average_adjusted_gross_income,average_wages,share_income_up_to_25k,share_income_200k_plus,share_income_100k_plus,share_with_business_income,share_with_capital_gains,share_elderly_returns,share_with_earned_income_credit,effective_federal_tax_rate - Hazard risk: https://locationlists.com/find?dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220&area_columns=county:national_risk_index_score,national_risk_index_rating_level,expected_annual_loss,expected_annual_loss_to_buildings,social_vulnerability_score,community_resilience_score,avalanche_expected_annual_loss,coastal_flooding_expected_annual_loss,cold_wave_expected_annual_loss,drought_expected_annual_loss,earthquake_expected_annual_loss,hail_expected_annual_loss,heat_wave_expected_annual_loss,hurricane_expected_annual_loss,ice_storm_expected_annual_loss,landslide_expected_annual_loss,lightning_expected_annual_loss,inland_flooding_expected_annual_loss,strong_wind_expected_annual_loss,tornado_expected_annual_loss,tsunami_expected_annual_loss,volcanic_activity_expected_annual_loss,wildfire_expected_annual_loss,winter_weather_expected_annual_loss - Agriculture: https://locationlists.com/find?dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220&area_columns=county:livestock_sales,cattle_inventory,crop_sales,average_producer_age,producers,farm_production_expenses,hired_farm_workers,cropland_acres,harvested_cropland_acres,land_and_buildings_value,land_and_buildings_value_per_acre,irrigated_acres,pastureland_acres,land_in_farms,average_farm_size,share_of_land_in_farms,farms,machinery_value,average_machinery_value_per_farm,tractors,market_value_of_products_sold,average_sales_per_farm,net_cash_farm_income Buy the whole list — 6,156 rows · $39 (card, no account needed): https://locationlists.com/data/federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220/buy?src=find Buy 6,101 rows · $39 (card, no account needed): https://locationlists.com/find/buy?dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220 Email me this quote (free, pay later): https://locationlists.com/find/quote?dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220 Preview (3 fixed sample row(s) from these lists, the same for every question — not a sample of your 6,101 matches): - TOTAL TOYO, LLC · 1281 BENSHOOF DR, North Pole, AK 99705 · 907-488-9179 [federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220] — matches your question - MECHANICAL CONSTRUCTION & SERVICES INC · 10 INDUSTRIAL DR, Windham, NH 03087 · 603-801-2107 [federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220] — matches your question - AMERICAN TESTING, INC. · 3220 CORPORATE CT, Ellicott City, MD 21042 · 410-461-6211 [federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220] — matches your question Where the matches are, by county (counts only, no names or contact details; 1,246 counties): - Los Angeles County, CA: 121 - Maricopa County, AZ: 112 - San Diego County, CA: 97 - Harris County, TX: 72 - Miami-Dade County, FL: 65 - Prince George's County, MD: 65 - Orange County, CA: 64 - Honolulu County, HI: 62 - Clark County, NV: 60 - Cook County, IL: 54 - and 1,236 more counties (see https://locationlists.com/find?dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220&format=json) Free map of these counts: https://locationlists.com/find/map?dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220 The same counts by ZIP code: https://locationlists.com/find?areas=zip&dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220 Other ways to ask this: - Counts per county instead of rows: https://locationlists.com/find?dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220&areas=county - Counts per ZIP code instead of rows: https://locationlists.com/find?dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220&areas=zip Technical details (developers and AI agents): JSON: https://locationlists.com/find?dataset=federal-contractors-plumbing-heating-and-air-conditioning-contractors-naics-238220&format=json · Nothing is charged until checkout is paid.