List of states:

[AL] Alabama
[AK] Alaska
[AZ] Arizona
[FL] Florida
[GA] Georgia
[HI] Hawaii
[ID] Idaho
[IN] Indiana
[IA] Iowa
[KS] Kansas
[ME] Maine
[MT] Montana
[NV] Nevada
[OH] Ohio
[OR] Oregon
[TX] Texas
[UT] Utah
[VT] Vermont
[WY] Wyoming

List of cities in Puerto Rico:

Aguada, PR 602
Anasco, PR 610
Arroyo, PR 714
Caguas, PR 725
Camuy, PR 627
Catano, PR 962
Cayey, PR 736
Ceiba, PR 735
Ciales, PR 638
Cidra, PR 739
Coamo, PR 769
Dorado, PR 646
Gurabo, PR 778
Jayuya, PR 664
Juncos, PR 777
Lajas, PR 667
Lares, PR 669
Loiza, PR 772
Manati, PR 674
Moca, PR 676
Ponce, PR 716
Ponce, PR 717
Ponce, PR 728
Ponce, PR 730
Ponce, PR 731
Rincon, PR 677
Utuado, PR 641
Yauco, PR 698