| Code | Name | Region |
|---|---|---|
| DE3AZ | Assling | BY |
| DEASM | Assmannshausen | HE |
| DE9AW | Arzbach | RP |
| DEBQA | Arzberg | BY |
| DE2AX | Arzberg Bei Torgau | SN |
| DE3AX | Arzfeld | RP |
| DEABS | Asbach | RP |
| DE4AX | Asbach (hunsruck) | RP |
| DE5AX | Asbach (schmalkalden) | TH |
| DEABM | Asbach-baumenheim | BY |
| DE6AX | Asbacherhutte | RP |
| DE7AX | Asbach-sickenberg | TH |
| DEASF | Asch | BY |
| DE8AX | Ascha | BY |
| DEASC | Aschaffenburg | BY |
| DEAQA | Aschara | TH |
| DEASU | Aschau | TH |
| DEAXS | Aschau Am Inn | BY |
| DE9AX | Aschau Im Chiemgau | BY |
| DE3AY | Aschbach (irschenberg) | BY |
| DE2AY | Aschbach/pfalz | RP |
| DEAEG | Ascheberg | NW |
| DEAAE | Arnegg | BW |
| DE4AV | Arnis | SH |
| DE5AV | Arnsbach | TH |
| DEARN | Arnsberg | NW |
| DE6AV | Arnschwang | BY |
| DEABJ | Arnsdorf Bei Jessen | ST |
| DE7AV | Arnsgereuth | TH |
| DE8AV | Arnsgrun | SN |
| DE9AV | Arnshofen | RP |
| DE2AW | Arnsnesta | BB |
| DEARS | Arnstadt | TH |
| DE3AW | Arnstedt | ST |
| DEIET | Arnstein | BY |
| DEAOR | Arnstorf | BY |
| DE4AW | Arpsdorf | SH |
| DE5AW | Arpshagen | MV |
| DE6AW | Arrach/bayerischer Wald | BY |
| DE7AW | Arras | SN |
| DEARE | Artern | TH |
| DE8AW | Artlenburg | NI |
| DE7AT | Arendsee, Nordwestuckermark | BB |
| DE8AT | Arenrath | RP |
| DE9AT | Arensdorf | BB |
| DEANO | Arensdorf | ST |
| DEZAS | Arenshausen | TH |
| DE3AU | Arenzhain | BB |
| DEARI | Aresing | BY |
| DEART | Aretsried | BY |