| LA1019001 | BRIGAS ESTATES WATER SYSTEM |
| LA1019008 | DEQUINCY WATER SYSTEM (LAWCO) |
| LA1019018 | GARDEN HEIGHTS WATER SYSTEM |
| LA1019024 | UTILITY SERVICE OF LAKE CHARLES W. S. |
| LA1019026 | TOWN OF IOWA WATER SYSTEM |
| LA1019028 | JESSE DUB JAMES T P WATER SYSTEM |
| LA1019029 | CITY OF LAKE CHARLES WATER DIVISION |
| LA1019039 | THE CHARLESTON MOBILE HOME COMMUNITY |
| LA1019042 | CALCASIEU WW #14 WARD 5 |
| LA1019044 | SULPHUR CITY OF WATER SYSTEM |
| LA1019048 | TOWN OF VINTON WATER SYSTEM |
| LA1019051 | CALCASIEU PARISH WW DISTRICT NO 1 |
| LA1019052 | MOSSVILLE WW DISTRICT NO 2 |
| LA1019053 | CALCASIEU PARISH WW DISTRICT NO 4 |
| LA1019054 | WESTLAKE CITY OF WATER SYSTEM |
| LA1019059 | C K B TRAILER PARK WATER SYSTEM |
| LA1019076 | OAK MEADOWS SUBDIVISION WATER SYSTEM |
| LA1019079 | EAST PARK SUBDIVISION WATER SYSTEM |
| LA1019080 | FAIRVIEW MOBILE ESTATES NORTH WS |
| LA1019083 | COUNTRY PINES NORTH SUBDIVISION WS |
| LA1019084 | CALCASIEU PARISH WW DISTRICT NO 5 |
| LA1019085 | SMITH MOBILE HOME VILLAGE WATER SYSTEM |
| LA1019091 | LAKE STREET WATER COMPANY |
| LA1019096 | FAIRVIEW MOBILE ESTATES SOUTH WS |
| LA1019098 | SOUTH CALCASIEU ESTATES SUBDIVISION W S |
| LA1019101 | PHAROS MOBILE HOME COMMUNITY NORTH |
| LA1019102 | COUNTRY LIVING TRAILER PARK WATER SYSTEM |
| LA1019105 | QUAIL RIDGE ESTATES WATER SYSTEM |
| LA1019109 | PHOENIX MHP WATER SYSTEM |
| LA1019112 | OAK PINE MOBILE HOME PARK WATER SYSTEM |
| LA1019114 | CALCASIEU PARISH WW DISTRICT |
| LA1019115 | PHAROS MOBILE HOME COMMUNITY SOUTH |
| LA1019116 | CALCASIEU PARISH WW DIST 9 CARLYSS |
| LA1019118 | CALCASIEU PARISH WW DISTRICT 8 |
| LA1019119 | HOUSTON RIVER WATERWORKS DISTRICT 11 |
| LA1019122 | CLEARVIEW MOBILE HOME PARK |
| LA1019123 | GULF STREAM MANOR WATER SYSTEM |
| LA1019124 | CORBINA TRAILER PARK WATER SYSTEM |
| LA1019126 | CALCASIEU PARISH WW 12 WARD 3 |
| LA1019127 | K & P MH & RV PARK WATER SYSTEM |
| LA1019128 | WATERWORKS DISTRICT 10 OF WARD 7 |
| LA1019129 | COUNTRY PINES SOUTH SUBDIVISION WS |
| LA1019131 | SUGARCANE TOWNES WATER SYSTEM |
| LA2019167 | MAPLEWOOD PLACE PARK WATER SYSTEM |