[HD2 Windows Phone 7 Development] Blame73:
Here's a Locale Code Table from Microsoft

p.e. English: United States = 409 (0x0409 1252 English: United States)

Locale identifier

(LCID)	Default code page	Language: sublanguage

0x0436	1252	Afrikaans: South Africa

0x041c	1250	Albanian: Albania

0x1401	1256	Arabic: Algeria

0x3c01	1256	Arabic: Bahrain

0x0c01	1256	Arabic: Egypt

0x0801	1256	Arabic: Iraq

0x2c01	1256	Arabic: Jordan

0x3401	1256	Arabic: Kuwait

0x3001	1256	Arabic: Lebanon

0x1001	1256	Arabic: Libya

0x1801	1256	Arabic: Morocco

0x2001	1256	Arabic: Oman

0x4001	1256	Arabic: Qatar

0x0401	1256	Arabic: Saudi Arabia

0x2801	1256	Arabic: Syria

0x1c01	1256	Arabic: Tunisia

0x3801	1256	Arabic: U.A.E.

0x2401	1256	Arabic: Yemen

0x042b	Unicode only	Armenian: Armenia

0x082c	1251	Azeri: Azerbaijan (Cyrillic)

0x042c	1250	Azeri: Azerbaijan (Latin)

0x042d	1252	Basque: Spain

0x0423	1251	Belarusian: Belarus

0x0402	1251	Bulgarian: Bulgaria

0x0403	1252	Catalan: Spain

0x0c04	950	Chinese: Hong Kong SAR, PRC (Traditional)

0x1404	950	Chinese: Macao SAR (Traditional)

0x0804	936	Chinese: PRC (Simplified)

0x1004	936	Chinese: Singapore (Simplified)

0x0404	950	Chinese: Taiwan (Traditional)

0x0827	1257	Classic Lithuanian: Lithuania

0x041a	1250	Croatian: Croatia

0x0405	1250	Czech: Czech Republic

0x0406	1252	Danish: Denmark

0x0813	1252	Dutch: Belgium

0x0413	1252	Dutch: Netherlands

0x0c09	1252	English: Australia

0x2809	1252	English: Belize

0x1009	1252	English: Canada

0x2409	1252	English: Caribbean

0x1809	1252	English: Ireland

0x2009	1252	English: Jamaica

0x1409	1252	English: New Zealand

0x3409	1252	English: Philippines

0x1c09	1252	English: South Africa

0x2c09	1252	English: Trinidad

0x0809	1252	English: United Kingdom

0x0409	1252	English: United States

0x3009	1252	English: Zimbabwe

0x0425	1257	Estonian: Estonia

0x0438	1252	Faeroese: Faeroe Islands

0x0429	1256	Farsi: Iran

0x040b	1252	Finnish: Finland

0x080c	1252	French: Belgium

0x0c0c	1252	French: Canada

0x040c	1252	French: France

0x140c	1252	French: Luxembourg

0x180c	1252	French: Monaco

0x100c	1252	French: Switzerland

0x042f	1251	Macedonian (FYROM)

0x0437	Unicode only	Georgian: Georgia

0x0c07	1252	German: Austria

0x0407	1252	German: Germany

0x1407	1252	German: Liechtenstein

0x1007	1252	German: Luxembourg

0x0807	1252	German: Switzerland

0x0408	1253	Greek: Greece

0x0447	Unicode only	Gujarati: India

0x040d	1255	Hebrew: Israel

0x0439	Unicode only	Hindi: India

0x040e	1250	Hungarian: Hungary

0x040f	1252	Icelandic: Iceland

0x0421	1252	Indonesian: Indonesia

0x0410	1252	Italian: Italy

0x0810	1252	Italian: Switzerland

0x0411	932	Japanese: Japan

0x044b	Unicode only	Kannada: India

0x0457	Unicode only	Konkani: India

0x0412	949	Korean (Extended Wansung): Korea

0x0440	1251	Kyrgyz: Kyrgyzstan

0x0426	1257	Latvian: Latvia

0x0427	1257	Lithuanian: Lithuania

0x083e	1252	Malay: Brunei Darussalam

0x043e	1252	Malay: Malaysia

0x044e	Unicode only	Marathi: India

0x0450	1251	Mongolian: Mongolia

0x0414	1252	Norwegian: Norway (Bokmål)

0x0814	1252	Norwegian: Norway (Nynorsk)

0x0415	1250	Polish: Poland

0x0416	1252	Portuguese: Brazil

0x0816	1252	Portuguese: Portugal

0x0446	Unicode only	Punjabi: India

0x0418	1250	Romanian: Romania

0x0419	1251	Russian: Russia

0x044f	Unicode only	Sanskrit: India

0x0c1a	1251	Serbian: Serbia (Cyrillic)

0x081a	1250	Serbian: Serbia (Latin)

0x041b	1250	Slovak: Slovakia

0x0424	1250	Slovenian: Slovenia

0x2c0a	1252	Spanish: Argentina

0x400a	1252	Spanish: Bolivia

0x340a	1252	Spanish: Chile

0x240a	1252	Spanish: Colombia

0x140a	1252	Spanish: Costa Rica

0x1c0a	1252	Spanish: Dominican Republic

0x300a	1252	Spanish: Ecuador

0x440a	1252	Spanish: El Salvador

0x100a	1252	Spanish: Guatemala

0x480a	1252	Spanish: Honduras

0x080a	1252	Spanish: Mexico

0x4c0a	1252	Spanish: Nicaragua

0x180a	1252	Spanish: Panama

0x3c0a	1252	Spanish: Paraguay

0x280a	1252	Spanish: Peru

0x500a	1252	Spanish: Puerto Rico

0x0c0a	1252	Spanish: Spain (Modern Sort)

0x040a	1252	Spanish: Spain (International Sort)

0x380a	1252	Spanish: Uruguay

0x200a	1252	Spanish: Venezuela

0x0441	1252	Swahili: Kenya

0x081d	1252	Swedish: Finland

0x041d	1252	Swedish: Sweden

0x0444	1251	Tatar: Tatarstan

0x044a	Unicode only	Telgu: India

0x041e	874	Thai: Thailand

0x041f	1254	Turkish: Turkey

0x0422	1251	Ukrainian: Ukraine

0x0820	1256	Urdu: India

0x0420	1256	Urdu: Pakistan

0x0843	1251	Uzbek: Uzbekistan (Cyrillic)

0x0443	1250	Uzbek: Uzbekistan (Latin)

0x042a	1258	Vietnamese: Vietnam