区域列表
- 52243 - American College Testing, Iowa City, Johnson, Iowa
- 52240 - Iowa City, Johnson, Iowa
- 52241 - Iowa City, Johnson, Iowa
- 52242 - Iowa City, Johnson, Iowa
- 52244 - Iowa City, Johnson, Iowa
- 52245 - Iowa City, Johnson, Iowa
- 52246 - Iowa City, Johnson, Iowa
