Bycicles however are everywhere. Repair and part shops are almost as accessible due to their rising popularity. Buses are equipped to carry bikes on their roofs. In all, the level of services you may experience in Central America varies greatly from what we are used to here in the north. If you wish to send something home by Mail rather than courier, it is best to use the main post office in a larger city.
Post boxes are rare and are found in the upper-class hotels and tourist haunts.
For those post offices that can accept your mail you will need ID to claim it and there will likely be a small fee for the service. The worry here is corruption and theft by the employees or somewhere along the delivery line. Companies like FedEx have capitalized on this mindset with their well known and safe shipping lines, though they are considerably higher priced that the local services. Phone technology is improving all the time in Cenytral America, however it is not quite up to the standards we are used to. Small business are cropping up to take advantage of this lack of service.