Encl. (1) to COMDTINST 5512.10
0000." If the sponsor does not reside in one of the 50 United States, the District of Columbia, or
one of the listed trust territories, enter the applicable foreign zip code or APO or FPO number. If
the sponsor is deceased or the zip code is unknown, leave blank. (Use no more than 9 characters.)
BLOCK 18. COUNTRY. If the sponsor lives in the United States, enter "US." Otherwise, enter
the sponsor's correct country of residence from the valid abbreviations listed in Exhibit 18-C-l of
reference (a). If the sponsor's address is an APO or FPO, the country must be "US." If the country
is unknown, leave blank. (Use 2 characters.)
BLOCK 19. UIC (UNIT IDENTIFICATION CODE). Enter the unique identifier of the
sponsor's unit organization. UIC equals PAS Code for Air Force, RUC-MCC for Marine Corps, or
OPFAC for Coast Guard personnel. If appropriate identifier code for the sponsor's orga- nization is
less than 8 characters, begin entering at the left of field and do not add zeros to fill extra spaces.
(Use no more than 8 characters.)
BLOCK 20. HOME TELEPHONE NUMBERS. Enter the sponsor's current residence, duty, or