I found this site which ships C2D to India for a min of $24 in shipping. Multiple orders work out cheaper.. :
E6300
Intel CPU Pentium D E6300 1.86GHz FSB1066MHz 2MB LGA775 Dual-Core Conroe 2 [BX80557E6300] | EXcaliberPC.com
E6400
Intel CPU Pentium D E6400 2.13GHz FSB1066MHz 2MB LGA775 Dual-Core Conroe 2 [BX80557E6400] | EXcaliberPC.com
E6600
Intel CPU Pentium D E6600 2.4GHz FSB1066MHz 4MB LGA775 Dual-Core Conroe 2 Retail [BX80557E6600] | EXcaliberPC.com
E6700
Intel CPU Pentium D E6700 2.67GHz FSB1066MHz 4MB LGA775 Dual-Core Conroe 2 [BX80557E6700] | EXcaliberPC.com
E6300
Intel CPU Pentium D E6300 1.86GHz FSB1066MHz 2MB LGA775 Dual-Core Conroe 2 [BX80557E6300] | EXcaliberPC.com
E6400
Intel CPU Pentium D E6400 2.13GHz FSB1066MHz 2MB LGA775 Dual-Core Conroe 2 [BX80557E6400] | EXcaliberPC.com
E6600
Intel CPU Pentium D E6600 2.4GHz FSB1066MHz 4MB LGA775 Dual-Core Conroe 2 Retail [BX80557E6600] | EXcaliberPC.com
E6700
Intel CPU Pentium D E6700 2.67GHz FSB1066MHz 4MB LGA775 Dual-Core Conroe 2 [BX80557E6700] | EXcaliberPC.com