| First Tier |
| Berlin |
06037 |
| Bloomfield |
06002 |
| Bolton |
06043 |
| Colchester |
06415 |
| Cromwell |
06416 |
| East Glastonbury |
06025 |
| East Hampton |
06424 |
| East Hartford |
06108, 06118 |
| Glastonbury |
06033, 06073 |
| Hartford |
06103, 06105 |
| Hebron |
06428 |
| Kensington |
06037 |
| Manchester |
06040 |
| Marlborough |
06447 |
| Middletown |
06457 |
| Newington |
06111 |
| New Britain |
06051, 06052, 06053 |
| Portland |
06480 |
| Rocky Hill |
06067 |
| South Windsor |
06074 |
| West Hartford |
06110, 06107, 06117, 06119 |
| Wethersfield |
06109 |
| Windsor |
06095, 06106, 06114 |
| Windsor Locks |
06096 |
| Second Tier |
| Avon |
06001 |
| Enfield |
06082 |
| Farmington |
06032 |
| Plainville |
06062 |
| Rockville |
06066 |
| Simsbury |
06070 |
| Southington |
06489 |
