| Utility | State | Customers | Residential rate |
|---|
| P K M Electric Coop, Inc | MN | 4,087 | — |
| Pacific Gas & Electric Co. | CA | 2,008,682 | 37.52¢ |
| PacifiCorp | UT | 2,136,854 | 14.42¢ |
| Page Utility Enterprises | AZ | 4,669 | — |
| Palmco Power DC, LLC | DC | 2,618 | 24.05¢ |
| Palmco Power DE, LLC | DE | 1,396 | 18.77¢ |
| Palmco Power IL, LLC | IL | 11,005 | 23.83¢ |
| Palmco Power MA, LLC | MA | 8,334 | 30.06¢ |
| Palmco Power MD, LLC | MD | 2,120 | 22.98¢ |
| Palmco Power NJ, LLC | NJ | 11,903 | 24.58¢ |
| Palmco Power PA, LLC | PA | 11,890 | 19.96¢ |
| Palmetto Electric Coop Inc | SC | 81,863 | 14.39¢ |
| Palmetto Solar, LLC | CA | 43,567 | 17.11¢ |
| Panhandle Rural El Member Assn | NE | 3,811 | — |
| Panola-Harrison Elec Coop, Inc | TX | 20,863 | 10.29¢ |
| Paragould Municipal Utilities (AR) | AR | 14,559 | 8.99¢ |
| Park Electric Coop Inc | MT | 6,891 | — |
| Park Power LLC | PA | 9,313 | 16.98¢ |
| Parke County Rural E M C | IN | 12,663 | — |
| Parkland Light & Water Company | WA | 4,608 | — |
| Parowan City Corporation | UT | 1,758 | — |
| Paulding-Putman Elec Coop, Inc | OH | 13,848 | 16.69¢ |
| Pay Less Energy LLC | NY | 2,736 | 26.17¢ |
| Payson City Corporation | UT | 9,847 | — |
| PBF Power Marketing | DE | 3 | — |
| Pea River Electric Coop | AL | 19,900 | 17.58¢ |
| Peace River Electric Coop, Inc | FL | 70,946 | 12.84¢ |
| Pearl River Valley El Pwr Assn | MS | 54,457 | 15.58¢ |
| PECO Energy Co | PA | 1,326,554 | 18.02¢ |
| Pedernales Electric Coop, Inc | TX | 474,954 | 12.75¢ |
| Pedro Bay Village Council - (AK) | AK | 48 | — |
| Pee Dee Electric Member Corp | NC | 22,355 | 15.58¢ |
| Pelican Utility | AK | 104 | — |
| Pella Cooperative Elec Assn | IA | 3,234 | — |
| Pemiscot-Dunklin Elec Coop Inc | MO | 8,489 | — |
| Peninsula Light Company | WA | 35,767 | 11.30¢ |
| Pennyrile Rural Electric Coop | KY | 47,654 | 13.86¢ |
| People's Cooperative Services | MN | 24,017 | 17.19¢ |
| People's Electric Cooperative | OK | 23,297 | 15.62¢ |
| Perennial Public Power Dist | NE | 7,828 | 10.06¢ |
| Petersburg Borough - (AK) | AK | 2,334 | — |
| Petit Jean Electric Coop Corp | AR | 20,995 | 16.62¢ |
| Philadelphia Authority for Industrial Development | PA | 201 | — |
| Philippi Municipal Electric | WV | 1,703 | — |
| Pickwick Electric Coop | TN | 21,503 | 13.42¢ |
| Pico Rivera Innovative Municipal Energy | CA | 16,532 | 15.99¢ |
| Piedmont Electric Member Corp | NC | 34,859 | 15.63¢ |
| Pierce-Pepin Coop Services | WI | 7,990 | — |
| Pike County Light & Power Co | PA | 4,445 | 22.20¢ |
| Pilot Power Group, LLC | CA | 5,390 | 16.67¢ |
| Pioneer Community Energy | CA | 166,265 | 13.88¢ |
| Pioneer Electric Coop, Inc - (AL) | AL | 12,883 | — |
| Pioneer Electric Coop, Inc - (KS) | KS | 16,156 | 11.85¢ |
| Pioneer Power and Light Co | WI | 2,278 | 16.76¢ |
| Pioneer Rural Elec Coop, Inc - (OH) | OH | 17,499 | 16.37¢ |
| Pitt & Greene Elec Member Corp | NC | 9,267 | — |
| Pittsburg Power Company | CA | 595 | — |
| Planters Electric Member Corp | GA | 18,257 | 14.85¢ |
| Plateau Electric Cooperative | TN | 18,271 | 14.04¢ |
| Platte-Clay Electric Coop, Inc | MO | 27,295 | 12.90¢ |
| Pleasant Hill Community Line | IA | 140 | — |
| Plumas-Sierra Rural Elec Coop | CA | 7,795 | — |
| Pogo Energy LLC | TX | 11,434 | 18.62¢ |
| Pointe Coupee Elec Member Corp | LA | 10,670 | 14.78¢ |
| Polaris Power Services LLC | PA | 7,171 | 9.72¢ |
| Polk County Rural Pub Pwr Dist | NE | 4,952 | — |
| Polk-Burnett Electric Coop | WI | 22,408 | 15.96¢ |
| Pomona Choice Energy (PCE) | CA | 42,402 | 16.29¢ |
| Pontotoc Electric Power Assn | MS | 20,778 | 13.77¢ |
| Port of Oakland | CA | 120 | — |
| Port of Stockton - (CA) | CA | 51 | — |
| Portland General Electric Co | OR | 954,954 | 18.79¢ |
| Potomac Electric Power Co | MD | 872,449 | 21.47¢ |
| Poudre Valley REA, Inc | CO | 56,750 | 12.47¢ |
| Powder River Energy Corp | WY | 27,313 | 12.20¢ |
| Powell Valley Electric Coop | TN | 35,177 | 12.20¢ |
| Power and Water Resources Pooling Authority | CA | 14 | — |
| Power UP Energy, LLC | NJ | 1,056 | 33.02¢ |
| Powervine Energy | PA | 5,533 | 10.15¢ |
| PPL Electric Utilities Corp | PA | 934,737 | 18.60¢ |
| Prague Public Works Authority | OK | 1,294 | — |
| Prairie Energy Coop | IA | 4,308 | 14.14¢ |
| Prairie Land Electric Coop Inc | KS | 24,538 | 14.79¢ |
| Precinct of Woodsville | NH | 1,151 | — |
| Prentiss County Elec Pwr Assn | MS | 14,166 | 11.51¢ |
| Presque Isle Elec & Gas Coop | MI | 35,350 | 23.93¢ |
| Preston Public Utilities Comm | MN | 893 | — |
| Price Electric Coop Inc | WI | 9,633 | — |
| Price Municipal Corporation | UT | 5,090 | — |
| Prince George Electric Coop | VA | 12,474 | 13.52¢ |
| Princeton Public Utils Comm | MN | 2,958 | — |
| Proctor Public Utilities Comm | MN | 1,475 | — |
| Prospect Corporation | OH | 749 | — |
| Provider Power MASS, LLC | MA | 5,856 | 23.25¢ |
| Provision Power & Gas, LLC | OH | 11,873 | 12.31¢ |
| Provo City Corp | UT | 40,813 | 11.38¢ |
| Public Power & Utility of Maryland, LLC | MD | 1,408 | 11.51¢ |
| Public Power LLC (CT) | OH | 30,902 | 8.02¢ |
| Public Power LLC (PA) | PA | 8,586 | 10.67¢ |
| Public Serv Comm of Yazoo City -(MS) | MS | 5,245 | — |
| Public Service Co of Colorado | CO | 1,605,246 | 15.90¢ |
| Public Service Co of NH | NH | 299,998 | 24.17¢ |
| Public Service Co of NM | NM | 556,585 | 16.35¢ |
| Public Service Co of Oklahoma | OK | 588,941 | 14.23¢ |
| Public Service Elec & Gas Co | NJ | 2,256,376 | 25.03¢ |
| PUD No 1 of Asotin County | WA | 3 | — |
| PUD No 1 of Benton County | WA | 58,679 | 9.13¢ |
| PUD No 1 of Chelan County - (WA) | WA | 50,588 | 3.78¢ |
| PUD No 1 of Clallam County | WA | 34,487 | 12.14¢ |
| PUD No 1 of Clark County - (WA) | WA | 243,809 | 10.63¢ |
| PUD No 1 of Cowlitz County | WA | 54,269 | 9.23¢ |
| PUD No 1 of Douglas County - (WA) | WA | 17,792 | 3.17¢ |
| PUD No 1 of Ferry County | WA | 3,835 | — |
| PUD No 1 of Franklin County | WA | 30,076 | 9.99¢ |
| PUD No 1 of Grays Harbor County | WA | 45,827 | 12.69¢ |
| PUD No 1 of Jefferson County | WA | 21,014 | 13.86¢ |
| PUD No 1 of Kittitas County | WA | 4,029 | — |
| PUD No 1 of Klickitat County | WA | 14,264 | 12.55¢ |
| PUD No 1 of Lewis County - (WA) | WA | 35,323 | 10.08¢ |
| PUD No 1 of Mason County | WA | 5,713 | — |
| PUD No 1 of Okanogan County | WA | 22,266 | 10.42¢ |
| PUD No 1 of Pend Oreille County - (WA) | WA | 10,193 | 8.96¢ |
| PUD No 1 of Skamania Co | WA | 6,611 | — |
| PUD No 1 of Snohomish County - (WA) | WA | 385,159 | 12.08¢ |
| PUD No 1 of Wahkiakum County | WA | 2,837 | — |
| PUD No 1 of Whatcom County | WA | 1 | — |
| PUD No 2 of Grant County - (WA) | WA | 56,753 | 6.17¢ |
| PUD No 2 of Pacific County | WA | 18,637 | 9.36¢ |
| PUD No 3 of Mason County | WA | 36,818 | 14.45¢ |
| Puerto Rico Electric Pwr Authority | PR | 1,516,976 | 23.89¢ |
| Puget Sound Energy Inc | WA | 1,251,330 | 17.01¢ |
| Pulse Power, LLC | TX | 19,252 | 14.65¢ |
| Pumpjack Power LLC | TX | 840 | — |
| Pure Energy USA, LLC | NY | 12,846 | 35.19¢ |