This article is from the FAQ, by with numerous contributions by others.
A taxi driver by the name of Jesse Esparza (915)598-0204 offers the
cheapest fare for round trip transportation from your hotel to the U.S.
consulate. He charges $35 for a party of 4 or less people. He will pick
you up from your hotel and take you to the consulate in the morning. On
your way back you must take a Mexican taxi from the Consulate to the
Do not pay more than $10 for the Mexican taxi service to the border. You
then walk across the bridge and enter the U.S. side, clear the
immigration and customs and then call Jesse Esparza again. He picks
you up in 5min. Try to use the cabs as a group of 3 or 4 people.
You can save a considerable amount of money this way. Also make sure to
leave for the consulate early in the morning (a 4.30 am start from your
hotel is helpful). The line is usually long.