Changes

So from An Sương bus station take a bus number 74 to [https://www.google.com/maps/place/B%E1%BA%BFn+Xe+C%E1%BB%A7+Chi+-+Qu%E1%BB%91c+L%E1%BB%99+22/@10.9709965,106.4821754,251m/data=!3m1!1e3!4m6!3m5!1s0x310b2b815222be9f:0x75ddc581353ca23b!8m2!3d10.971617!4d106.482099!16s%2Fg%2F1tcw11lz?entry=ttu&g_ep=EgoyMDI0MTEyNC4xIKXMDSoASAFQAw%3D%3D ''Củ Chi''] (7,000 VND). Only there you can normally hitchhike. From Củ Chi bus station there is also a bus 70-1 (sometimes spelled as 701) that can take you even closer to the border, to the town of [https://www.google.com/maps/place/V%C3%B2ng+xoay+th%E1%BB%8B+tr%E1%BA%A5n+G%C3%B2+D%E1%BA%A7u/@11.0832065,106.2675776,495m/data=!3m1!1e3!4m6!3m5!1s0x310b3bc2a85eb2cf:0x412565bc39942835!8m2!3d11.0826507!4d106.2659485!16s%2Fg%2F11tws7jkhf?entry=ttu&g_ep=EgoyMDI0MTEyNC4xIKXMDSoASAFQAw%3D%3D ''Gò Dầu'']. This town is only 17km away from the border. This bus should cost a similar price. The best spot to hitch is on the other side of the bridge.

You need to get to a bus stop near [https://www.google.com/maps/place/N%C3%BAt+Giao+B%C3%ACnh+Thu%E1%BA%ADn+-+D1%2F25+Qu%E1%BB%91c+L%E1%BB%99+1A+-+Th%E1%BB%8B+Tr%E1%BA%A5n+T%C3%A2n+T%C3%BAc/@10.6919323,106.5945366,208m/data=!3m1!1e3!4m12!1m5!3m4!2zMTDCsDQxJzIxLjkiTiAxMDbCsDM1JzMxLjAiRQ!8m2!3d10.6894167!4d106.5919444!3m5!1s0x3175326f49981d67:0xb4cde223b82a8c46!8m2!3d10.6920553!4d106.59505!16s%2Fg%2F11_qkqfdj?entry=ttu&g_ep=EgoyMDI0MTEyNC4xIKXMDSoASAFQAw%3D%3D ''Nút Giao Bình Thuận''] (Bình Thuận Intersection). Bus 102 from [https://www.google.com/maps/place/B%E1%BA%BFn+Xe+Bu%C3%BDt+S%C3%A0i+G%C3%B2n+-+L%C3%AA+Lai+-+Ph%C6%B0%E1%BB%9Dng+Ph%E1%BA%A1m+Ng%C5%A9+L%C3%A3o/@10.7677899,106.6895857,251m/data=!3m1!1e3!4m12!1m5!3m4!2zMTDCsDQxJzIxLjkiTiAxMDbCsDM1JzMxLjAiRQ!8m2!3d10.6894167!4d106.5919444!3m5!1s0x31752f17e126fe39:0xe2358388d6c917d5!8m2!3d10.7678984!4d106.6900622!16s%2Fg%2F1pv0rjbrz?entry=ttu&g_ep=EgoyMDI0MTEyNC4xIKXMDSoASAFQAw%3D%3D Sài Gòn bus station] can bring you there. Then walk south a bit and turn to [https://www.google.com/maps/place/10%C2%B041'21.9%22N+106%C2%B035'31.0%22E/@10.6893772,106.5919111,104m/data=!3m1!1e3!4m4!3m3!8m2!3d10.6894227!4d106.5919294?entry=ttu&g_ep=EgoyMDI0MTEyNC4xIKXMDSoASAFQAw%3D%3D this point]. On the way there's a shop with a huge pile of cardboard pieces and the staff is happy to give you one to make a sign.