| Business | Phone |
| Environmental Federation Of Ok Bank Of Oklahoma Plz, Oklahoma City 73102 | (405) 272-9221 |
| Ground Water Protection Cncl 13308 N Macarthur Blvd, Oklahoma City 73142 | (405) 516-4972 |
| Nature Conservancy 5801 Broadway Ext, Oklahoma City 73118 | (405) 858-8557 |
| Oklahoma City Beautiful 2325 N Classen Blvd, Oklahoma City 73106 | (405) 525-8822 |
| Oklahoma City Beautiful 5101 Classen Cir, Oklahoma City 73118 | (405) 840-8357 |
| Oklahoma Energy Resource Board 3555 Nw 58th St # 430, Oklahoma City 73112 | (405) 942-5323 |
| Oklahoma Wildlife Federation 4901 Nw Expressway, Oklahoma City 73132 | (405) 721-3530 |