Countries A-C
Countries D-I
Countries J-R
Countries S-Z
CENTRAL AMERICA
BELIZE
14-17/370-373/383-385
CANAL ZONE
109/110/117/136/137/139/147/149/150/159
AIRMAIL
22/23/29/31//32/33/34/35/48/49
COSTA RICO
502-503
RA3-6 33-36
AIRMAIL
120/145-147/213/224-26/274-82/290-91/314-15/411-14/837-38
GUATEMALA
99A/136/207-09/223A/254-59/288/495/534/629-631/647-51
AIRMAIL
131/207-09/258/393-98/421/504-09/554/629-31/668/747-50
HAITI
415-C111/417-C114/449-51/447C194/567-70
AIRMAIL
122-32/280-81/Cb7A-8A
NICARAGUA
695-700/819-23/834-46/c519/521-52
PANAMA
C 100-04
SALVADORE