Lista regionu
- 71135 - Shreveport, Caddo, Louisiana
- 71136 - Shreveport, Caddo, Louisiana
- 71137 - Shreveport, Caddo, Louisiana
- 71138 - Shreveport, Caddo, Louisiana
- 71148 - Shreveport, Caddo, Louisiana
- 71149 - Shreveport, Caddo, Louisiana
- 71150 - Shreveport, Caddo, Louisiana
- 71161 - Shreveport, Caddo, Louisiana
- 71162 - Shreveport, Caddo, Louisiana
- 71163 - Shreveport, Caddo, Louisiana
- 71164 - Shreveport, Caddo, Louisiana
- 71165 - Shreveport, Caddo, Louisiana
- 71166 - Shreveport, Caddo, Louisiana
- 71156 - Swepco, Shreveport, Caddo, Louisiana
- 71153 - Water Department, Shreveport, Caddo, Louisiana