TD1 or TD-1 may refer to:
*TD1 postal district, in the
TD postcode area
The TD postcode area, also known as the Galashiels postcode area, is a group of fifteen postcode districts in south-east Scotland and the far north-east of England, within seventeen post towns. These cover most of the Scottish Borders council ar ...
, covering Galashiels in the Scottish Borders
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Taepodong-1
Taepodong-1 ( ko, 대포동-1) was a three-stage technology demonstrator developed by North Korea, a development step toward an intermediate-range ballistic missile. The missile was derived originally from the Scud rocket and was tested once in 1 ...
missile
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TD1 Catalog of Stellar Ultraviolet Fluxes, a star catalogue
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TD1 Personal Credits Tax Return, used by employers in Canada
*TD-1 visa or TD-1 immigration status, for family members of Canadian citizens working in the US in the
TN-1 status
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