| Locality | Post Code |
|---|---|
| Alexandria, Campbell | 41001 |
| Bellevue, Campbell | 41073, 41074 |
| California, Campbell | 41007 |
| Campsprings, Campbell | 41059 |
| Carthage, Campbell | 41007 |
| Claryville, Campbell | 41001 |
| Cold Spring, Campbell | 41076 |
| Cold Spring Highland Heights, Campbell | 41076 |
| Crestview, Campbell | 41076 |
| Dayton, Campbell | 41074 |
| Flagg Spring, Campbell | 41007 |
| Fort Thomas, Campbell | 41071, 41075 |
| Grants Lick, Campbell | 41001 |
| Gubser Mill, Campbell | 41007 |
| Highland Heights, Campbell | 41076 |
| Kenton Vale, Campbell | 41075 |
| Melbourne, Campbell | 41059 |
| Mentor, Campbell | 41007 |
| Newport, Campbell | 41071, 41073, 41075, 41076, 41099 |
| Ross, Campbell | 41059 |
| Silver Grove, Campbell | 41085 |
| South Newport, Campbell | 41071 |
| Southgate, Campbell | 41071 |
| Wilder, Campbell | 41071, 41076 |
| Woodlawn, Campbell | 41071 |