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Telephone
1-713-691-1193
1-800-642-4615 (Toll Free US)
FAX
1-713-691-4407
Corporate Headquarters
1717 Tidwell Rd, Houston, TX 77093
Postal address
P. O. Box 111909, Houston, TX 77293
Shipping/Receiving address
1701 Tidwell Rd, Houston, TX 77093
Electronic mail
General Information, Sales and Customer Support: csweeney@ngc-inc.com
Maps and Directions to NGC
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