| TYRRELL MIDDLE SCHOOL | WOLCOTT, CT | 454 | 107 | — |
| HEBRON ELEMENTARY SCHOOL | HEBRON, CT | 450 | 21 | — |
| SCWA, HILLCREST DIVISION (HLC) | GALES FERRY, CT | 450 | 11 | — |
| BUCKS ROCK CAMP | NEW MILFORD, CT | 450 | 12 | — |
| AQUARION-OXFORD TOWNE CENTER | SHELTON, CT | 449 | 6 | — |
| FRISBIE ELEMENTARY SCHOOL | WOLCOTT, CT | 446 | 17 | — |
| CTWC - SHORELINE REGION-MASONS ISLAND | CLINTON, CT | 445 | 35 | — |
| CTWC - BAY MOUNTAIN | CLINTON, CT | 440 | 326 | — |
| FAIRVIEW COUNTRY CLUB | GREENWICH, CT | 435 | 164 | — |
| QUASSY AMUSEMENT PARK | WOODBURY, CT | 431 | 15 | — |
| JOHN READ MIDDLE SCHOOL | EASTON, CT | 430 | 101 | — |
| SHERMAN ELEMENTARY SCHOOL | SHERMAN, CT | 430 | 79 | — |
| VERNON VILLAGE INC. | VERNON, CT | 430 | 31 | — |
| STAFFORD HOLLOW WATER ASSOCIATION | STAFFORD, CT | 429 | 43 | — |
| FARMINGVILLE ELEMENTARY SCHOOL | RIDGEFIELD, CT | 428 | 0 | — |
| CTWC - REDWOOD FARMS DIVISION | CLINTON, CT | 424 | 24 | — |
| LEBANON MIDDLE SCHOOL | LEBANON, CT | 415 | 245 | — |
| ASPETUCK VALLEY COUNTRY CLUB-CLUBHOUSE | WESTON, CT | 415 | 10 | — |
| LYMAN MEMORIAL HIGH SCHOOL | LEBANON, CT | 412 | 122 | — |
| MIDDLEBURY ELEMENTARY SCHOOL | MIDDLEBURY, CT | 412 | 90 | — |
| BETHLEHEM ELEMENTARY SCHOOL/DISTRICT 14 | WOODBURY, CT | 406 | 63 | — |
| AQUARION-NEW FAIRFIELD | SHELTON, CT | 406 | 114 | — |
| WELLS ROAD INTERMEDIATE SCHOOL | GRANBY, CT | 405 | 126 | — |
| ST LUKES SCHOOL | NEW CANAAN, CT | 405 | 248 | — |
| WHELEN ENGINEERING CO | CHESTER, CT | 400 | 33 | — |
| NORDAN LLC | DANBURY, CT | 400 | 14 | — |
| JOHN WINTHROP JUNIOR HIGH SCHOOL | DEEP RIVER, CT | 400 | 20 | — |
| CAMP LAURELWOOD | MADISON, CT | 400 | 67 | — |
| POMFRET SCHOOL | POMFRET, CT | 400 | 45 | — |
| RUMSEY HALL SCHOOL | WASHINGTON, CT | 398 | 108 | — |
| AQUARION-MEADOWBROOK | SHELTON, CT | 396 | 51 | — |
| STONY HILL VILLAGE CONDOMINIUM ASSN | DANBURY, CT | 392 | 456 | — |
| AQUARION-ARLINGTON ACRES | SHELTON, CT | 392 | 88 | — |
| GILEAD HILL SCHOOL | HEBRON, CT | 391 | 9 | — |
| AQUA VISTA ASSOC, INC | DANBURY, CT | 388 | 137 | — |
| SCWA, ROBIN HILL DIVISION (RBN) | GALES FERRY, CT | 388 | 6 | — |
| ANTOLINI ELEMENTARY SCHOOL | NEW HARTFORD, CT | 385 | 52 | — |
| 125-131 BRADLEY ROAD - WOODBRIDGE | WOODBRIDGE, CT | 385 | 1,147 | — |
| ANDOVER ELEMENTARY SCHOOL | ANDOVER, CT | 381 | 71 | — |
| CHURCH OF LATTER DAY SAINTS | CROMWELL, CT | 373 | 6 | — |
| THE MASTERS SCHOOL | WEST SIMSBURY, CT | 372 | 173 | — |
| FREDERICK BREWSTER SCHOOL | DURHAM, CT | 370 | 33 | — |
| SCWA, CEDAR RIDGE DIVISION | GALES FERRY, CT | 370 | 116 | — |
| AQUARION-NORTH MOUNTAIN | SHELTON, CT | 370 | 4 | — |
| INDIAN WELL S.P./SOUTH WELL | PORTLAND, CT | 367 | 32 | — |
| EAST HAMPTON WPCA - VILLAGE CENTER | EAST HAMPTON, CT | 366 | 264 | — |
| VOLUNTOWN ELEMENTARY SCHOOL | VOLUNTOWN, CT | 365 | 12 | — |
| BURR DISTRICT ELEMENTARY SCHOOL | KILLINGWORTH, CT | 364 | 381 | — |
| BARKHAMSTED ELEMENTARY SCHOOL | BARKHAMSTED, CT | 360 | 26 | — |
| TURKEY HILL OF EAST GRANBY, LLC | EAST GRANBY, CT | 360 | 153 | — |