If you're looking for a meeting place or a good stop around ½ or halfway between Albuquerque and Carbondale, CO, you can try Alamosa, CO, which is about 3½ hours north of Albuquerque, or almost 4 hours southeast of Carbondale, CO.
About ¼ or a fourth of the way, you can stop at Los Luceros, NM. This is about 2 hours northeast of Albuquerque.
About ⅓ or a third of the way, you can stop at Duranes, NM. This is about 2 hours north of Albuquerque.
About ⅔ or two thirds of the way, you can stop at Mineral Hot Springs, CO. This is about 4½ hours north of Albuquerque, or almost 3 hours southeast of Carbondale, CO.
About ¾ or three fourths of the way, you can stop at Turret, CO. This is a little over 5 hours north of Albuquerque, or about 2 hours southeast of Carbondale, CO.
If you drive straight through without stopping at all, the total distance is 395 miles. The distances shown above don't include local roads to get into each town, so if you're planning a long road trip, make sure you factor in traffic and road conditions, rest stop breaks, and interesting detours along the way. If you're in a rush, you can do the trip with zero stops, and your total travel time would be around 7 hours, 12 minutes.