In the Central American Zone, six UNCAF member national teams entered the qualifying competition, hosted by Nicaragua.

In the Caribbean Zone, 13 CFU member national teams entered the qualifying competition, consisting of two stages.

The winners of each group advance to the final round to join Saint Kitts and Nevis, where they are placed into one group, with the top two teams qualifying for the final tournament as the CFU representatives together with Trinidad and Tobago who qualified automatically as hosts.

The draw of the qualifying competition was held on 5 June 2017, 10:00 UTC−4, at the CONCACAF headquarters in Miami Beach, Florida.

[2] Haiti, Bermuda, and Dominican Republic were automatically seeded in Groups A–C respectively as hosts of each first round group, while the remaining nine teams were seeded based on the results of the previous two editions of the qualifying competition.