These states do allow you to secretly tape phone calls:
| Alabama | Nebraska |
| Alaska | Nevada |
| Arizona | New Jersey |
| Arkansas | New Mexico |
| Colorado | New York |
| District of Columbia | North Carolina |
| Georgia | North Dakota |
| Hawaii | Ohio |
| Idaho | Oklahoma |
| Indiana | Rhode Island |
| Iowa | South Carolina |
| Kansas | Tennessee |
| Kentucky | Texas |
| Louisiana | Utah |
| Maine | Virginia |
| Minnesota | West Virginia |
| Mississippi | Wisconsin |
| Missouri | Wyoming |
In 15 other states, you can tape with permission -- since it is highly unlikely that the collector wants to be on tape, she or he may just hang up.