| 06404 Botsford | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06440 Hawleyville | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06470 Newtown | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06482 Sandy Hook | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06752 Bridgewater | 860/959 | Litchfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06755 Gaylordsville | 860/959 | Litchfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06776 Northville | 860/959 | Litchfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06776 New Milford | 860/959 | Litchfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06783 Roxbury | 203/475 | Litchfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06784 Sherman | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06793 Washington Green | 860/959 | Litchfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06793 Washington Depot | 860/959 | Litchfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06793 Washington Dt | 860/959 | Litchfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06793 Washington | 860/959 | Litchfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06794 Washington | 860/959 | Litchfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06794 Washington Depot | 860/959 | Litchfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06794 Washington Dt | 860/959 | Litchfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06801 Bethel | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06804 Brookfield | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06804 Brookfield Center | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06804 Brookfld Center | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06810 Danbury | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06811 Danbury | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06812 Danbury | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06812 New Fairfield | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06813 Danbury | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06814 Shared Zip For Brm | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06814 Danbury | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06816 Danbury | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06816 Grolier Entrprz Inc | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06817 Union Carbide Corp | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06817 Danbury | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06875 Redding Cen | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06875 Redding Center | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06876 Redding Ridge | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06877 Ridgefield | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06879 Ridgefield | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06879 Promotion Systems Inc | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06896 Redding | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |
| 06896 West Redding | 203/475 | Fairfield County | Connecticut - CT | Danbury, CT (1930) | SMSA |