Is there a global HS Code? No. You should know exactly what the specific number in your specific country. But the first 6 digit numbers are supposed the same across the whole world. Each country can modify by adding two digits or four digits as per their requirements without changing first six digits.
BLENHEIM, in Hanover, is a place-name found also in Manchester, and originates from Bavaria, Germany. Blenheim (in Germany) was a site of a great battle, which no doubt led to use of the name in Jamaica.
For other uses of Jamaica, see Jamaica (disambiguation). Jamaica is a middle-class neighborhood in the New York City borough of Queens. The neighborhood is part of Queens Community Board 12, which also includes Hollis, St. Albans, Springfield Gardens, Baisley Pond Park, Rochdale Village, and South Jamaica. Jamaica is patrolled by the NYPD's 103rd, 113th & 105th Precincts.