LocationLists: US Ophthalmology Practices, state = CA 1,332 practices match (1,381 listings, 49 duplicates removed). Price for 1,332 practices: $12.57 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=us-ophthalmology-practices&state=CA&area_columns=county:population,median_household_income,median_age - Census demographics: https://locationlists.com/find?dataset=us-ophthalmology-practices&state=CA&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=us-ophthalmology-practices&state=CA&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=us-ophthalmology-practices&state=CA&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=us-ophthalmology-practices&state=CA&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=us-ophthalmology-practices&state=CA&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=us-ophthalmology-practices&state=CA&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 Buy 1,332 rows · $12.57 (card, no account needed): https://locationlists.com/find/buy?dataset=us-ophthalmology-practices&state=CA Buy the whole list — 10,976 rows · $49 (card, no account needed): https://locationlists.com/data/us-ophthalmology-practices/buy?src=find Email me this quote (free, pay later): https://locationlists.com/find/quote?dataset=us-ophthalmology-practices&state=CA Preview (3 fixed sample row(s) from these lists, the same for every question — not a sample of your 1,332 matches): - OPHTHALMOLOGY LTD · 6601 S MINNESOTA AVE, SUITE 200, Sioux Falls, SD 57108 · 6053366294 [us-ophthalmology-practices] — does not match your question - RETINA CENTER OF GUAM, LLC · RETINA CENTER OF GUAM, LLC, 633 GOVERNOR CARLOS CAMACHO RD, SUITE 205, TAMUNING, GU 96913 · 8085337400 [us-ophthalmology-practices] — does not match your question - ROBERT A BREFFEILH MD & GORDON R PREECS MD · 3268 HOSPITAL DR STE A, Juneau, AK 99801 · 9075862700 [us-ophthalmology-practices] — does not match your question Where the matches are, by ZIP code (counts only, no names or contact details; 461 ZIP codes): - 92660: 25 - 90211: 18 - 90210: 16 - 91105: 16 - 91436: 16 - 92037: 16 - 92103: 15 - 92705: 14 - 93401: 13 - 94598: 13 - and 451 more ZIP codes (see https://locationlists.com/find?dataset=us-ophthalmology-practices&state=CA&format=json) Free map of these counts: https://locationlists.com/find/map?dataset=us-ophthalmology-practices&state=CA Other ways to ask this: - Counts per county instead of rows: https://locationlists.com/find?dataset=us-ophthalmology-practices&state=CA&areas=county - Counts per ZIP code instead of rows: https://locationlists.com/find?dataset=us-ophthalmology-practices&state=CA&areas=zip Technical details (developers and AI agents): JSON: https://locationlists.com/find?dataset=us-ophthalmology-practices&state=CA&format=json · Nothing is charged until checkout is paid.