| Churches in Castor, LA (6) | Retreat Houses in Castor, LA (4) |
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| Apartments in Castor, LA (1) | Banks in Castor, LA (1) |
| Beauty Salons in Castor, LA (1) | Cattle Feedlot in Castor, LA (1) |
| Fire Departments in Castor, LA (1) | Florists - Retail in Castor, LA (1) |
| Forestry Services in Castor, LA (1) | General Crop Farm in Castor, LA (1) |
| Gift Shops in Castor, LA (1) | Government Offices in Castor, LA (1) |
| Grocery - Retail in Castor, LA (1) | Hardware - Retail in Castor, LA (1) |
| Home Builders in Castor, LA (1) | Home Improvements in Castor, LA (1) |
| Lawn & Grounds Maintenance in Castor, LA (1) | Livestock Hauling in Castor, LA (1) |
| Machine Shops in Castor, LA (1) | Night Clubs in Castor, LA (1) |
| Oil & Gas Exploration & Development in Castor, LA (1) | Paper - Manufacturers in Castor, LA (1) |
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| Restaurants in Castor, LA (1) | Schools in Castor, LA (1) |
| Skin Treatments in Castor, LA (1) | Snack Products in Castor, LA (1) |
| Social Service & Welfare Organizations in Castor, LA (1) | State Government - Transportation Programs in Castor, LA (1) |
| Surveying Instruments (Wholesale) in Castor, LA (1) | Timber & Timberland Companies (Whol) in Castor, LA (1) |
| Trucking in Castor, LA (1) | Trucking Operator - Nonlocal in Castor, LA (1) |
| Water Supply Systems in Castor, LA (1) | Watermelon & Sweet Potato Farmer in Castor, LA (1) |
| Wood Products - Manufacturers in Castor, LA (1) |
